[Event "Weekly Crazyhouse Arena"] [Site "https://lichess.org/YFvrvjue"] [Date "2021.04.13"] [White "NycollasSantos"] [Black "SergeyKashirskiy"] [Result "1-0"] [UTCDate "2021.04.13"] [UTCTime "19:37:11"] [WhiteElo "1500"] [BlackElo "2077"] [WhiteRatingDiff "+23"] [BlackRatingDiff "-11"] [Variant "Crazyhouse"] [TimeControl "300+0"] [ECO "B02"] [Opening "Alekhine Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 Nf6 { B02 Alekhine Defense } 2. Nc3 e6?! { (2.19 → 3.18) Inaccuracy. Nc6 was best. } (2... Nc6 3. Nf3 e5 4. Bc4 Be7 5. d4 exd4 6. Nxd4 d5 7. Bxd5) 3. Bc4?? { (3.18 → -0.82) Blunder. d4 was best. } (3. d4 Nc6 4. e5 Nd5 5. Nxd5 exd5 6. Nf3 d6 7. Bb5 a6) 3... Bb4?? { (-0.82 → 1.45) Blunder. Nxe4 was best. } (3... Nxe4 4. Nxe4 d5 5. Bb5+ c6 6. Nc3 cxb5 7. Nxb5 Na6 8. d4) 4. a3? { (1.45 → 0.25) Mistake. e5 was best. } (4. e5 Nc6) 4... Bxc3 5. dxc3 Nxe4 6. Nf3?? { (2.32 → -0.15) Blunder. Qg4 was best. } (6. Qg4 N@f5 7. Qxe4 d5 8. Qd3 Bd7 9. Ba2 O-O 10. Qh3 Bb5 11. Nf3 Nd7 12. B@d3 Bxd3) 6... d5 7. Bb5+?? { (-0.74 → -3.44) Blunder. Bd3 was best. } (7. Bd3) 7... c6?? { (-3.44 → 3.20) Blunder. Bd7 was best. } (7... Bd7 8. Bd3 Nxf2 9. Kxf2 P@e4 10. B@h4 f6 11. Kg1 O-O 12. N@c5 exd3 13. cxd3 Na6 14. Nxb7) 8. Bd3 Nxf2 9. Kxf2 N@g4+ 10. Kg3?? { (3.32 → -9.37) Blunder. Kf1 was best. } (10. Kf1 O-O) 10... P@h4+?? { (-9.37 → 5.63) Blunder. e5 was best. } (10... e5) 11. Kxg4?? { (5.63 → Mate in 5) Checkmate is now unavoidable. Nxh4 was best. } (11. Nxh4) 11... h5+?? { (Mate in 5 → 9.19) Lost forced checkmate sequence. e5+ was best. } (11... e5+ 12. B@d7+ Bxd7+ 13. Bf5 Bxf5+ 14. Kxf5 P@g6+ 15. Kxe5 Qf6#) 12. Kf4 Qf6+ 13. Ke3 P@e4 14. B@g5 Qg6 15. N@e5 Qh7?! { (28.34 → Mate in 9) Checkmate is now unavoidable. O-O was best. } (15... O-O 16. N@e7+) 16. N@d6+ Kf8 17. Bxe4 dxe4 18. P@e7+ Kg8 19. e8=Q+ B@f8 20. Qxf7# { White wins by checkmate. } 1-0