[Event "Boris Happy Birthday Arena"] [Site "https://lichess.org/czHMvA4p"] [Date "2020.12.21"] [White "BGrinev"] [Black "Kuban23"] [Result "0-1"] [UTCDate "2020.12.21"] [UTCTime "18:35:54"] [WhiteElo "2171"] [BlackElo "2551"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+2"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "A40"] [Opening "Queen's Pawn Game: Modern Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 g6 { A40 Queen's Pawn Game: Modern Defense } 2. Bf4 Bg7 3. e3 Nf6 4. Nf3 O-O 5. c3 d5 6. h3 c5 7. Nbd2 Nc6?! { (0.00 → 0.86) Inaccuracy. b6 was best. } (7... b6 8. Be2 Bb7 9. O-O Nc6 10. Qb3 Nd7 11. Rfd1 Re8 12. Bg3) 8. Bb5?! { (0.86 → 0.14) Inaccuracy. dxc5 was best. } (8. dxc5 Nd7 9. Nb3 e5 10. Bg3 Ndb8 11. e4 Be6 12. exd5 Bxd5) 8... Qb6 9. Bxc6 bxc6 10. Qb3? { (-0.19 → -1.47) Mistake. O-O was best. } (10. O-O Qxb2 11. Qb3 Qxb3 12. axb3 cxd4 13. cxd4 Ne4 14. Ra5 c5 15. Nxe4 dxe4 16. Ne5 g5) 10... c4? { (-1.47 → -0.21) Mistake. cxd4 was best. } (10... cxd4) 11. Qa3 Re8 12. b3 cxb3 13. axb3 a5 14. O-O Bf8 15. Qa2 Ba6? { (0.36 → 1.53) Mistake. Bb7 was best. } (15... Bb7 16. Ne5 c5 17. Rfc1 Rec8 18. Qa4 Bg7 19. Bg3 Bc6 20. dxc5 Qxc5 21. Nxc6 Qxc6 22. Qxc6) 16. Rfb1?! { (1.53 → 0.41) Inaccuracy. c4 was best. } (16. c4) 16... Ne4?? { (0.41 → 2.58) Blunder. Bb7 was best. } (16... Bb7 17. Ne5 c5 18. Rc1 Rec8 19. Ndf3 h6 20. Nd3 Ne4 21. Nfe5 g5 22. Bh2 cxd4 23. cxd4) 17. Nxe4 dxe4 18. Ne5 Bg7 19. Nc4?! { (2.92 → 2.03) Inaccuracy. b4 was best. } (19. b4) 19... Bxc4 20. bxc4 Qa6 21. Bg3?! { (1.56 → 0.96) Inaccuracy. Bc7 was best. } (21. Bc7) 21... h5?! { (0.96 → 2.08) Inaccuracy. c5 was best. } (21... c5 22. Rb5 Rec8 23. Bh4 Bf6 24. Bxf6 exf6 25. Qa4 Qe6 26. Rxc5 Rxc5 27. dxc5 Rc8 28. Qb5) 22. Qa4 e5 23. c5 Rab8?! { (2.22 → 2.92) Inaccuracy. Reb8 was best. } (23... Reb8 24. Rxb8+ Rxb8 25. h4 Rb7 26. dxe5 Kh7 27. e6 fxe6 28. Kh2 Rb5 29. Rd1 Rxc5 30. Rd7) 24. Rxb8?! { (2.92 → 2.13) Inaccuracy. h4 was best. } (24. h4) 24... Rxb8 25. Qxa5?? { (2.67 → -4.11) Blunder. Bxe5 was best. } (25. Bxe5) 25... Rb1+ 26. Rxb1 Qxa5 27. Rb8+ Kh7 28. Rb7 Qxc3 29. Rxf7 Kg8 30. Rxg7+ Kxg7 31. Bxe5+ Kf7 32. h4?! { (-5.77 → -8.11) Inaccuracy. g3 was best. } (32. g3 g5) 32... Qe1+ 33. Kh2 Qxf2 34. Bf4 Qxh4+ 35. Kg1 Qe1+ 36. Kh2 Ke6 37. g3? { (-8.65 → Mate in 5) Checkmate is now unavoidable. Kh3 was best. } (37. Kh3 Kf5) 37... Kf5 38. Kh3 g5 39. Bd6 Qh1# { Black wins by checkmate. } 0-1