[Event "Opperwezen ZH Endurance"] [Site "https://lichess.org/kaF7cqoq"] [Date "2018.05.19"] [White "okei"] [Black "yasser-seirawan"] [Result "1-0"] [UTCDate "2018.05.19"] [UTCTime "16:35:12"] [WhiteElo "1958"] [BlackElo "2607"] [WhiteRatingDiff "+24"] [BlackRatingDiff "-32"] [BlackTitle "GM"] [Variant "Crazyhouse"] [TimeControl "180+2"] [ECO "D00"] [Opening "Queen's Pawn Game: Accelerated London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Bf4?! { (1.12 → 0.07) Inaccuracy. Nc3 was best. } { D00 Queen's Pawn Game: Accelerated London System } (2. Nc3 Nf6 3. Nf3 Bf5 4. Bg5 e6 5. e3 Be7 6. Bd3 Bxd3) 2... Bf5?! { (0.07 → 0.65) Inaccuracy. Bg4 was best. } (2... Bg4 3. Nf3 e6 4. h3 Bh5 5. e3 Bd6 6. Bxd6 cxd6 7. Bd3) 3. e3 e6 4. Bd3 Bxd3 5. cxd3 Bd6 6. Ne2?! { (0.97 → 0.31) Inaccuracy. B@e5 was best. } (6. B@e5 Bxe5 7. Bxe5 Nf6 8. B@a3 B@a5+ 9. Nc3 Nc6 10. Nf3 B@b4) 6... Ne7?! { (0.31 → 0.98) Inaccuracy. Nf6 was best. } (6... Nf6 7. Bxd6 cxd6 8. O-O Nc6 9. B@h4 B@e7 10. Nbc3 O-O 11. Rc1) 7. O-O O-O?! { (0.87 → 1.46) Inaccuracy. B@h5 was best. } (7... B@h5 8. Nbc3 O-O 9. Qb3 Nd7 10. Bxd6 cxd6 11. Nf4 B@f3 12. gxf3) 8. B@e5 Ng6 9. Bxg7 Kxg7 10. P@h6+?! { (1.90 → 1.27) Inaccuracy. Bxd6 was best. } (10. Bxd6 cxd6 11. Nf4 B@h8 12. Qh5 B@h6 13. P@c7 Qxc7 14. B@f6+ Kg8 15. Bxh8 Bxf4 16. exf4 Kxh8) 10... Kg8 11. Bxd6?! { (1.30 → 0.63) Inaccuracy. Nbc3 was best. } (11. Nbc3) 11... cxd6 12. Nf4?! { (1.80 → 0.77) Inaccuracy. B@g7 was best. } (12. B@g7 Nd7 13. Ng3 B@f6 14. Nh5 B@h4 15. Nc3 B@g5 16. Qg4 Bxg7 17. hxg7 Re8 18. B@a4 B@f5) 12... Nxf4 13. exf4 N@f5 14. B@g7 B@f6?? { (0.66 → 18.39) Blunder. Nd7 was best. } (14... Nd7 15. Nc3) 15. Bxf6 Qxf6 16. B@g5? { (18.28 → 5.03) Mistake. Qg4+ was best. } (16. Qg4+) 16... Qxd4?! { (5.03 → 8.80) Inaccuracy. Qg6 was best. } (16... Qg6) 17. N@f6+ Kh8 18. Qh5?? { (7.22 → -1.18) Blunder. Nc3 was best. } (18. Nc3 B@g6 19. Ncxd5 Nc6 20. P@g7+ Nxg7 21. hxg7+ Kxg7 22. f5 Bxf5 23. N@e7 Nxe7 24. Nxe7 Kh8) 18... B@g6?? { (-1.18 → 2.63) Blunder. Qxb2 was best. } (18... Qxb2 19. Nxd5) 19. Qxg6?? { (2.63 → -5.07) Blunder. Nc3 was best. } (19. Nc3 Bxh5) 19... fxg6 20. B@g7+? { (-5.03 → -9.67) Mistake. B@c3 was best. } (20. B@c3 Qxd3 21. Nd2 Nc6 22. Rae1 B@d4 23. Bxd4 Ncxd4 24. Nxd5 Kg8 25. P@g7 exd5 26. gxf8=Q+ Rxf8) 20... Nxg7 21. hxg7+ Kxg7 22. N@e8+? { (-4.87 → -13.26) Mistake. Nc3 was best. } (22. Nc3 Q@f7 23. N@b5 Qdxf6 24. Nxd6 N@g4 25. P@h6+ Kg8 26. Nxf7 Qxf7 27. Q@h4 P@h5 28. Qxg4 hxg4) 22... Kh8 23. Bh6 Q@f7 24. Bxf8 Qxf8 25. R@g8+ Qxg8 26. Nxg8 P@f3?? { (-11.21 → -3.35) Blunder. Nd7 was best. } (26... Nd7) 27. Nh6?? { (-3.35 → -29.32) Blunder. Nd2 was best. } (27. Nd2) 27... R@h1+?? { (-29.32 → Mate in 6) Checkmate is now unavoidable. Qxf2+ was best. } (27... Qxf2+ 28. Rxf2 R@c1+ 29. Q@f1 Rxf1+ 30. Rxf1 B@e3+ 31. R@f2 Bxf2+ 32. Rxf2 Q@e1+ 33. Q@f1 Qxf1+ 34. Rxf1) 28. Kxh1 fxg2+ 29. Kxg2 P@f3+ 30. Kg1 Nd7 31. R@g8# { White wins by checkmate. } 1-0