[Event "Rated rapid game"] [Site "https://lichess.org/B18gjXpF"] [Date "2023.11.02"] [White "Nahamkin"] [Black "MihailKotov"] [Result "1-0"] [UTCDate "2023.11.02"] [UTCTime "01:27:51"] [WhiteElo "1952"] [BlackElo "1830"] [WhiteRatingDiff "+4"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B00"] [Opening "Nimzowitsch Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 Nc6 { B00 Nimzowitsch Defense } 2. c4?! { (0.51 → -0.39) Inaccuracy. d4 was best. } (2. d4 d5 3. e5 Bf5 4. c3 e6 5. Bd3 Nge7 6. Ne2 Nb8) 2... e6 3. Nc3 Be7?! { (0.00 → 1.01) Inaccuracy. Nd4 was best. } (3... Nd4 4. Nce2 Nxe2 5. Qxe2 Be7 6. g3 d5 7. Bg2 dxe4 8. Qxe4) 4. g3?! { (1.01 → -0.03) Inaccuracy. d4 was best. } (4. d4) 4... Nf6?! { (-0.03 → 0.61) Inaccuracy. d5 was best. } (4... d5 5. cxd5 exd5 6. Nxd5 Nf6 7. Nxe7 Qxe7 8. d3 Be6 9. f3 O-O-O 10. Be3 Nd7 11. Qd2) 5. Bg2? { (0.61 → -0.57) Mistake. d4 was best. } (5. d4 d5 6. cxd5 exd5 7. e5 Ne4 8. Bg2 O-O 9. Nge2 f6) 5... d6? { (-0.57 → 0.92) Mistake. d5 was best. } (5... d5 6. cxd5 exd5 7. exd5 Nb4 8. d3 Nfxd5 9. d4 Bf5 10. Nxd5) 6. d4 O-O 7. Nge2 Qd7 8. O-O h5 9. Nf4 g6?! { (1.11 → 1.95) Inaccuracy. h4 was best. } (9... h4) 10. Bh3?! { (1.95 → 0.85) Inaccuracy. d5 was best. } (10. d5 Ne5 11. dxe6 fxe6 12. Bh3 Qc6 13. Bxe6+ Bxe6 14. Nxe6 Rf7 15. Nd5 Nxe4 16. f4 Qxc4) 10... Kg7? { (0.85 → 2.12) Mistake. Qd8 was best. } (10... Qd8) 11. d5 Nd8 12. dxe6 Nxe6 13. Nfd5 Qe8? { (1.53 → 3.08) Mistake. Bd8 was best. } (13... Bd8 14. Nxf6) 14. Bxe6 Bxe6 15. Nxc7 Qc8 16. Nxa8 Bh3 17. Re1 Qxa8?! { (3.32 → 4.87) Inaccuracy. Qxc4 was best. } (17... Qxc4 18. Nd5 Nxd5 19. Qxd5 Qc8 20. Qd4+ Kh7 21. b3 Rg8 22. Bb2 Qxa8 23. Rac1 Be6 24. Qb4) 18. Nd5?! { (4.87 → 3.52) Inaccuracy. Qd4 was best. } (18. Qd4 Qe8 19. Nd5 Bd8 20. Bd2 Qe5 21. Bc3 Qxd4 22. Bxd4 g5 23. Rad1 Bg4 24. Nxf6 Bxf6) 18... Nxd5 19. exd5 Bf6 20. Qd2?! { (3.24 → 1.95) Inaccuracy. Bf4 was best. } (20. Bf4 Qd8 21. Qd2 Kg8 22. Bh6 Re8 23. Rxe8+ Qxe8 24. Re1 Qc8 25. b3 b5 26. Qf4 Qd8) 20... Rh8?! { (1.95 → 2.78) Inaccuracy. b5 was best. } (20... b5 21. Qh6+) 21. Rb1 Qc8?! { (2.18 → 2.90) Inaccuracy. Bf5 was best. } (21... Bf5 22. Ra1 h4 23. Qf4 hxg3 24. fxg3 b5 25. Be3 Be5 26. Bd4 f6 27. Bxe5 dxe5 28. Qf3) 22. b3? { (2.90 → 1.48) Mistake. b4 was best. } (22. b4 Qxc4 23. Bb2 Bxb2 24. Qxb2+ Kh7 25. Qd2 Rf8 26. Re7 a6 27. Rc1 Qb5 28. Rce1 b6) 22... Qc5?? { (1.48 → 5.52) Blunder. Qf5 was best. } (22... Qf5) 23. Bb2 Bxb2 24. Qxb2+ Kh7 25. Qf6 Rf8 26. Re7 Kg8 27. Rxb7 Qa3?! { (5.28 → 8.47) Inaccuracy. Qa5 was best. } (27... Qa5 28. Re7 Bf5 29. Rbe1 Qd8 30. Qc3 Bh3 31. R7e4 a5 32. R4e3 Qa8 33. a3 Qd8 34. Qd4) 28. Re1 Qxa2? { (9.89 → Mate in 5) Checkmate is now unavoidable. Qb2 was best. } (28... Qb2 29. Qxb2) 29. Qxd6?? { (Mate in 5 → 5.45) Lost forced checkmate sequence. Rxf7 was best. } (29. Rxf7 Qxf2+ 30. Kxf2 Rxf7 31. Re8+ Rf8 32. Rxf8+ Kh7 33. Rh8#) 29... Qd2 30. Qe5 a5 31. d6 Rd8? { (5.48 → 11.78) Mistake. Qd3 was best. } (31... Qd3 32. Re7 a4 33. bxa4 Qxc4 34. Qe4 Qc3 35. Re8 Bd7 36. Rxf8+ Kxf8 37. Qe5 Qxe5 38. Rxe5) 32. c5?! { (11.78 → 6.10) Inaccuracy. Rxf7 was best. } (32. Rxf7 Qxe1+ 33. Qxe1 Kxf7 34. Qe7+ Kg8 35. Qxd8+ Kf7 36. Qxa5 Kf8 37. Qd8+ Kg7 38. c5 Bg4) 32... h4?! { (6.10 → 10.15) Inaccuracy. Rc8 was best. } (32... Rc8 33. c6 h4 34. d7 Rf8 35. Rb8 Rxb8 36. Qxb8+ Kg7 37. Qe5+ Kh7 38. Qe7 Kg7 39. d8=Q) 33. Qe7?! { (10.15 → 5.48) Inaccuracy. Rxf7 was best. } (33. Rxf7 Qh6 34. Re7 Rf8 35. Qd5+ Kh8 36. Qd4+ Kg8 37. Qc4+ Kh8 38. Qc3+ Kg8 39. c6 hxg3) 33... Kg7?? { (5.48 → Mate in 4) Checkmate is now unavoidable. Rf8 was best. } (33... Rf8 34. Qe5 hxg3 35. hxg3 Bg4 36. Re7 Bf3 37. Qf4 Qxf4 38. gxf4 Kg7 39. Re8 Rxe8 40. Rxe8) 34. Qxf7+ Kh6 35. Qh7+ Kg5 36. Qxh4+ Kf5 37. Qxh3+ Kf6 38. Qe6+ Kg5 39. Rh7 Rxd6 40. h4# { White wins by checkmate. } 1-0