[Event "Opperwezen ZH Endurance"] [Site "https://lichess.org/6li3nk17"] [Date "2018.05.19"] [White "cross_online"] [Black "emphasis"] [Result "1-0"] [UTCDate "2018.05.19"] [UTCTime "17:43:24"] [WhiteElo "2270"] [BlackElo "2081"] [WhiteRatingDiff "+7"] [BlackRatingDiff "-7"] [Variant "Crazyhouse"] [TimeControl "180+2"] [ECO "B02"] [Opening "Alekhine Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 Nf6 { B02 Alekhine Defense } 2. e5 Nc6 3. exf6 exf6 4. d4 d5 5. Nc3? { (0.86 → -0.64) Mistake. a3 was best. } (5. a3 Bd6 6. Nc3 Be6 7. N@h5 O-O 8. Nf3 Re8 9. Be2 P@g4) 5... Bb4 6. Bb5?! { (-0.08 → -0.70) Inaccuracy. Be2 was best. } (6. Be2 P@a3 7. Qd2 axb2 8. Bxb2 O-O 9. N@h5 g6 10. Nxf6+ Qxf6) 6... O-O 7. Bxc6?? { (-0.55 → -4.38) Blunder. Kf1 was best. } (7. Kf1 Re8 8. a3 Bxc3 9. bxc3 Bd7 10. Be2 N@a4 11. Bd2 P@b2) 7... bxc6 8. Nf3? { (-4.12 → -7.21) Mistake. N@f4 was best. } (8. N@f4 Re8+ 9. Kf1 B@a6+ 10. N@d3 P@e4 11. h4 Bd6 12. Nge2 exd3 13. cxd3 Bf5 14. Kg1 Bxf4) 8... Re8+ 9. Be3 P@f4 10. O-O Bg4?? { (-7.32 → -0.92) Blunder. fxe3 was best. } (10... fxe3 11. fxe3 Rxe3 12. P@b7 Bxb7 13. N@f5 Bxc3 14. Nxe3 B@f4 15. Nf5 Bxb2 16. Kh1 Bxa1 17. Qxa1) 11. Bxf4 Bxc3 12. bxc3?? { (-1.38 → -3.37) Blunder. N@e3 was best. } (12. N@e3 B@h5 13. P@h6 gxh6 14. Nxg4 Bxg4 15. N@e3 Rxe3 16. Bxe3 Bxb2 17. Bxh6 N@f5 18. P@g7 Nxh6) 12... B@e2 13. Qxe2 Rxe2 14. Nh4 Rxc2 15. P@h6?? { (-2.29 → -5.87) Blunder. B@f5 was best. } (15. B@f5) 15... g5?? { (-5.87 → -1.15) Blunder. N@e2+ was best. } (15... N@e2+ 16. Kh1) 16. N@f5?? { (-1.15 → -11.67) Blunder. B@f5 was best. } (16. B@f5 N@h3+) 16... Bxf5 17. Nxf5?! { (-10.13 → Mate in 6) Checkmate is now unavoidable. N@e3 was best. } (17. N@e3 P@h3 18. B@f3 hxg2 19. Kxg2 gxh4 20. Kh1 h3 21. P@b7 Rb8 22. Rg1+ P@g2+ 23. Bxg2 N@g3+) 17... N@h3+ 18. gxh3 N@f3+?? { (Mate in 5 → 11.76) Lost forced checkmate sequence. N@e2+ was best. } (18... N@e2+ 19. Kh1 P@g2+ 20. Kxg2 Nxf4+ 21. Kf3 B@g2+ 22. Kg4 Q@f3#) 19. Kh1 P@g2+ 20. Kxg2 Q@e4?! { (10.71 → Mate in 9) Checkmate is now unavoidable. Nh4+ was best. } (20... Nh4+ 21. Nxh4) 21. N@e7+ Qdxe7 22. Nxe7+ Kf8 23. P@g7+ Kxe7 24. B@d6+ cxd6 25. Bxd6+ Kxd6 26. B@c5+ Ke6 27. Q@e7+ Kf5 28. Qxe4+ dxe4 29. P@g4+ Kg6 30. B@h5+ Kxh6 31. N@f5# { White wins by checkmate. } 1-0