1. e2e4  1... g8f6  2. e4e5  2... f6d5  3. d2d4  3... d7d6  4. g1f3  4... d6e5  5. f3e5  5... c7c6 This variation of the Alekhine Defense is used by strong GMs as a blitz weapon. 6. f1d3  6... g7g6  7. e1g1  7... f8g7  8. f1e1  8... e8g8  9. c2c3  9... b8d7  10. e5d7  10... c8d7  11. b1d2  11... d8c7  12. d2f3  12... d7g4  13. h2h3  13... g4f3  14. d1f3  14... e7e5 [%c_effect e5;square;e5;type;Inaccuracy;persistent;true] This opens the game and helps the pair of bishops. 15. d4e5  15... g7e5  16. d3c4  16... f8e8  17. c4d5 [%c_effect d5;square;d5;type;Inaccuracy;persistent;true] The first new move in the game. 17... e5h2 [%c_effect h2;square;h2;type;GreatFind;persistent;true] 18. g1f1  18... e8e1  19. f1e1  19... c6d5  20. g2g3 [%c_effect g3;square;g3;type;Inaccuracy;persistent;true] Carlsen certainly missed Black's counterplay. 20... a8e8  21. c1e3 [%c_effect e3;square;e3;type;Inaccuracy;persistent;true] This is met by a nice tactical reply. 21... h2g3 [%c_effect g3;square;g3;type;GreatFind;persistent;true] 22. e1f1  22... c7c4 It's necessary to protect the d5-pawn. 23. f1g2  23... g3e5  24. e3a7 