[Event "2021 Autumn Marathon"] [Site "https://lichess.org/BPw4qQDK"] [Date "2021.10.23"] [White "Mv17"] [Black "kamiware"] [Result "0-1"] [UTCDate "2021.10.23"] [UTCTime "13:40:17"] [WhiteElo "2720"] [BlackElo "1808"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+16"] [WhiteTitle "IM"] [Variant "Standard"] [TimeControl "180+2"] [ECO "A01"] [Opening "Nimzo-Larsen Attack: Indian Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. b3 Nf6 { A01 Nimzo-Larsen Attack: Indian Variation } 2. Bb2 d6 3. Nf3 e5 4. e3 Nc6 5. Bb5?! { (0.36 → -0.28) Inaccuracy. d3 was best. } (5. d3 Be7 6. Be2 O-O 7. O-O h6 8. c4 Bf5 9. h3 Bg6) 5... a6 6. Bxc6+ bxc6 7. d4 e4 8. Nfd2 d5 9. c4 Bb4 10. Ba3 a5 11. O-O O-O 12. h3 h6 13. Qc1?! { (-1.72 → -2.46) Inaccuracy. Bb2 was best. } (13. Bb2 Re8 14. a3 Bd6 15. c5 Be7 16. Nc3 Nh7 17. Ne2 Bh4 18. b4 Qf6 19. bxa5 Ba6) 13... Nh5?! { (-2.46 → -1.49) Inaccuracy. Qe7 was best. } (13... Qe7) 14. Nc3 Qg5?! { (-1.83 → -1.24) Inaccuracy. Qh4 was best. } (14... Qh4 15. cxd5 Bxh3 16. gxh3 Qxh3 17. Bxb4 axb4 18. Ncxe4 cxd5 19. Qxc7 f5 20. Qh2 Qxh2+ 21. Kxh2) 15. Kh1? { (-1.24 → -3.16) Mistake. Kh2 was best. } (15. Kh2 f5 16. cxd5 Qd8 17. Nc4 cxd5 18. Ne5 Ba6 19. Rg1 c5 20. Na4 Bxa3 21. Qxa3 cxd4) 15... Qh4?! { (-3.16 → -2.30) Inaccuracy. f5 was best. } (15... f5) 16. Kh2 f5 17. cxd5?? { (-2.61 → -5.96) Blunder. g3 was best. } (17. g3 Qe7) 17... Rf6?? { (-5.96 → 0.61) Blunder. Bxa3 was best. } (17... Bxa3) 18. Nc4?? { (0.61 → -5.63) Blunder. g3 was best. } (18. g3) 18... Rg6? { (-5.63 → -2.90) Mistake. f4 was best. } (18... f4) 19. dxc6?? { (-2.90 → -10.52) Blunder. Ne5 was best. } (19. Ne5 Rxg2+) 19... f4 20. Rh1?! { (-12.41 → Mate in 3) Checkmate is now unavoidable. exf4 was best. } (20. exf4 Rxg2+) 20... f3?! { (Mate in 3 → -13.19) Lost forced checkmate sequence. Bxh3 was best. } (20... Bxh3 21. g3 Rxg3 22. fxg3 Qxg3#) 21. Qf1 Ng3 22. fxg3 Qxg3+ 23. Kg1 fxg2 24. Qe2?! { (-11.91 → Mate in 4) Checkmate is now unavoidable. Qf8+ was best. } (24. Qf8+ Bxf8 25. Rh2 Bxa3 26. Nxe4 Qf3 27. Nf2 Rg3 28. Ne5 Qxe3 29. Nc4 Qxd4 30. Rd1 Qxd1+) 24... gxh1=R+ 25. Kxh1 Qxh3+ 26. Qh2 Qf3+ 27. Qg2 Qxg2# { Black wins by checkmate. } 0-1