[Event "Christmas Arena"] [Site "https://lichess.org/rkGSomCA"] [Date "2020.12.20"] [White "Youxinjiao"] [Black "Jasper7"] [Result "0-1"] [UTCDate "2020.12.20"] [UTCTime "18:27:45"] [WhiteElo "1258"] [BlackElo "1741"] [WhiteRatingDiff "-67"] [BlackRatingDiff "+67"] [Variant "Crazyhouse"] [TimeControl "240+3"] [ECO "A04"] [Opening "Zukertort Opening: Black Mustang Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nc6 { A04 Zukertort Opening: Black Mustang Defense } 2. Nc3 d5 3. d3? { (0.81 → -0.53) Mistake. d4 was best. } (3. d4 Nf6 4. Bf4 Bg4 5. h3 Bh5 6. e3 e6 7. Be2 Bb4) 3... d4 4. Bg5?? { (-0.57 → -7.04) Blunder. Ne4 was best. } (4. Ne4 e5) 4... dxc3 5. bxc3 h6 6. Qb1 N@a3 7. Qb2 hxg5 8. P@d5 Qxd5 9. Qc1 Bg4 10. Nd2 Rh4 11. h3 Bf5 12. Qxa3 Nf6 13. Nb3 a5 14. Nxa5 Rxa5 15. Qc1 e5 16. a4 g4 17. hxg4 Rxh1 18. c4?! { (-32.84 → Mate in 6) Checkmate is now unavoidable. N@e3 was best. } (18. N@e3 Nxg4) 18... Qc5?! { (Mate in 6 → -57.03) Lost forced checkmate sequence. Rxf1+ was best. } (18... Rxf1+ 19. Kxf1 R@h1+ 20. N@g1 N@h2+ 21. Ke1 Rxg1+ 22. R@f1 B@c3+ 23. P@d2 Rxf1#) 19. Qa3?! { (-57.03 → Mate in 6) Checkmate is now unavoidable. P@d7+ was best. } (19. P@d7+ Bxd7) 19... Qxa3 20. Rxa3 Bxa3 21. gxf5 Bb4+ 22. Kd1 Rxf1+ 23. B@e1 Bxe1?! { (Mate in 1 → -55.09) Lost forced checkmate sequence. Rxe1# was best. } (23... Rxe1#) 24. Q@h8+?! { (-55.09 → Mate in 7) Checkmate is now unavoidable. P@d7+ was best. } (24. P@d7+ Kxd7) 24... Ke7?! { (Mate in 7 → -49.84) Lost forced checkmate sequence. B@f8 was best. } (24... B@f8 25. P@d7+ Nxd7 26. Qxf8+ Kxf8 27. P@e7+ Ke8 28. N@f6+ gxf6 29. Kc1 Q@a1+ 30. B@b1 Q@d2#) 25. Kc1?! { (-49.84 → Mate in 2) Checkmate is now unavoidable. N@c8+ was best. } (25. N@c8+ Kd7) 25... Q@a1+ 26. N@b1 Bb4# { Black wins by checkmate. } 0-1