1. d2d4  1... g8f6  2. g1f3  2... b7b6  3. g2g3  3... c8b7  4. f1g2  4... g7g6  5. e1g1  5... f8g7  6. c2c4  6... e8g8 This variation with the double fianchetto is original and risky, as it gives away the center to White. Bortnik is an expert in this line, also played recently by Carlsen in an important game. 7. d4d5 This is the machine's favorite move. The plan is simple: to play Nc3 followed by e4. 7... b6b5 [%c_effect b5;square;b5;type;Inaccuracy;persistent;true] 8. d1b3 [%c_effect b3;square;b3;type;GreatFind;persistent;true] Exploiting the pin. 8... a7a6  9. b1c3  9... c7c6  10. f1d1 A new move. 10... c6d5  11. c4d5  11... d7d6  12. a2a4  12... b8d7  13. c1e3 [%c_effect e3;square;e3;type;GreatFind;persistent;true] The most accurate move. 13... d7c5 After this move, the game goes to an endgame by force where White has an extra pawn, and Black fights for a draw. 14. e3c5  14... d6c5  15. a4b5  15... a6b5  16. b3b5  16... a8a1  17. d1a1  17... b7d5  18. a1d1  18... d8a8  19. b5c5  19... d5f3 [%c_effect f3;square;f3;type;Mistake;persistent;true] 20. g2f3  20... a8b8  21. d1d2 [%c_effect d2;square;d2;type;Mistake;persistent;true] 21... e7e6  22. g1g2  22... h7h5  23. h2h4  23... f8c8  24. c5b5  24... b8b5  25. c3b5  25... c8b8  26. b5d4 Another endgame that should be drawn with perfect play. But perfection is impossible, even more so in a rapid game. 26... b8b6  27. d4c6  27... g7f8  28. e2e3  28... g8g7  29. c6e5  29... b6b5  30. e5c4  30... f8e7  31. d2c2  31... f6d5 