[Event "GM KhachiyanM simul"] [Site "https://lichess.org/iUaAoHu3"] [Date "2023.05.10"] [White "KhachiyanM"] [Black "richardqiao"] [Result "1-0"] [UTCDate "2023.05.10"] [UTCTime "22:48:05"] [WhiteElo "2352"] [BlackElo "1704"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "1200+5"] [ECO "A04"] [Opening "Zukertort Opening: Black Mustang Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nc6 { A04 Zukertort Opening: Black Mustang Defense } 2. d4 e6 3. e4 d5 4. e5 Nge7 5. c3 h6 6. Bf4?! { (1.75 → 1.01) Inaccuracy. a4 was best. } (6. a4 f6 7. Bd3 fxe5 8. Nxe5 Nxe5 9. dxe5 c5 10. O-O g6) 6... Ng6 7. Bg3 h5 8. h4 Nge7?! { (0.57 → 1.57) Inaccuracy. Nce7 was best. } (8... Nce7 9. Nbd2 Nf5 10. Bd3 Bd7 11. Nb3 Be7 12. Nc1 Nfxh4 13. Bxh4 Nxh4 14. Nxh4 Bxh4 15. g3) 9. Bd3 g6 10. Bf4 Bg7 11. Bg5 O-O 12. Qd2 b6?! { (2.01 → 3.30) Inaccuracy. f6 was best. } (12... f6 13. exf6 Bxf6 14. Bxf6 Rxf6 15. Qg5 Rf7 16. O-O Kg7 17. Nbd2 Nf5 18. Rfe1 Rf8 19. Bxf5) 13. Bf6 Nb8 14. Qg5 Bxf6 15. exf6 Nf5 16. g4?! { (4.20 → 3.23) Inaccuracy. Ne5 was best. } (16. Ne5 Nd7 17. Nxd7 Bxd7 18. g4 c5 19. gxf5 exf5 20. O-O Rc8 21. Nd2 c4 22. Bc2 Rc6) 16... hxg4? { (3.23 → 6.27) Mistake. Nd7 was best. } (16... Nd7 17. Ne5 Qxf6 18. gxf5 Qxg5 19. hxg5 Nxe5 20. dxe5 exf5 21. f4 Bb7 22. Kf2 Rfd8 23. Rd1) 17. Ne5 Nd7 18. Nxg4 Re8?! { (6.35 → 12.67) Inaccuracy. Nxf6 was best. } (18... Nxf6 19. Nxf6+ Kg7 20. h5 Ba6 21. hxg6 Rh8 22. Rh7+ Rxh7 23. gxh7+ Kh8 24. Bxa6 Qf8 25. Nd2) 19. h5 Nf8?! { (14.06 → Mate in 8) Checkmate is now unavoidable. Kf8 was best. } (19... Kf8 20. hxg6 Qxf6 21. Nxf6 Ke7 22. Nxe8+ f6 23. Nxf6 Ng7 24. Rh7 Kd6 25. Bb5 c6 26. Qg3+) 20. hxg6 Nxg6 21. Nd2? { (Mate in 6 → 9.39) Lost forced checkmate sequence. Ne5 was best. } (21. Ne5 Re7 22. Qh5 Nfh4 23. Rxh4 Rd7 24. Nxg6 fxg6 25. Qxg6+ Rg7 26. Qxg7#) 21... c5? { (9.39 → Mate in 9) Checkmate is now unavoidable. e5 was best. } (21... e5 22. dxe5 Re6 23. O-O-O Kf8 24. Bxf5 Ke8 25. Nf3 c5 26. Rd2 Nf8 27. Qg7) 22. Nf3?! { (Mate in 9 → 12.72) Lost forced checkmate sequence. Nh6+ was best. } (22. Nh6+ Kf8 23. Nxf7 e5 24. Qxg6 exd4+ 25. Kf1 Qxf6 26. Qxf6 Re1+ 27. Rxe1 Ne3+ 28. Rxe3 Bh3+) 22... c4?! { (12.72 → Mate in 9) Checkmate is now unavoidable. Ba6 was best. } (22... Ba6 23. Nfe5) 23. Bc2 b5?! { (17.64 → Mate in 5) Checkmate is now unavoidable. e5 was best. } (23... e5 24. Nfxe5 Rxe5+ 25. Nxe5 Bb7 26. Bxf5 Qxf6 27. Qxf6 Rf8 28. Bxg6) 24. O-O-O Qa5 25. Bxf5 exf5 26. Qh6 Qxa2 27. Qg7# { White wins by checkmate. } 1-0