FEN
[Event "August Chess Megatournament"]
[Site "https://cohenchessclub.com/iB8kjEW0"]
[Date "2023.08.13"]
[White "Nikolai"]
[Black "snakeywaters"]
[Result "0-1"]
[UTCDate "2023.08.13"]
[UTCTime "19:00:00"]
[WhiteElo "1120"]
[BlackElo "1609"]
[WhiteRatingDiff "-1"]
[BlackRatingDiff "+1"]
[BlackTitle "㎝"]
[Variant "Standard"]
[TimeControl "600+2"]
[ECO "A48"]
[Opening "London System"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 Nf6 2. Nf3 { White offers draw } 2... g6 3. Bf4 { A48 London System } Bg7 4. Be5?! { (0.01 → -0.66) Inaccuracy. Nc3 was best. } (4. Nc3 d5) 4... d6 5. Bxf6 Bxf6 6. e3 O-O 7. Nc3 Bg7 8. Be2 Re8 9. O-O e5? { (-0.91 → 0.42) Mistake. Nd7 was best. } (9... Nd7) 10. dxe5 dxe5 11. h3?! { (0.54 → -0.35) Inaccuracy. Qxd8 was best. } (11. Qxd8 Rxd8 12. Rfd1 Nc6 13. Ng5 Rxd1+ 14. Rxd1 h6 15. Nge4 Bf5 16. g4 Bxe4 17. Nxe4 Rd8) 11... Nc6 12. Bb5 e4 13. Nh2?? { (0.01 → -2.26) Blunder. Bxc6 was best. } (13. Bxc6 bxc6 14. Qxd8 Rxd8 15. Nd4 c5 16. Nc6 Rd2 17. Nxe4 Rxc2 18. Rfc1 Rxb2 19. Nxc5 Rb6) 13... Bd7?! { (-2.26 → -1.26) Inaccuracy. Qg5 was best. } (13... Qg5) 14. Bxc6?! { (-1.26 → -2.23) Inaccuracy. Qd2 was best. } (14. Qd2 a6 15. Ba4 Qe7 16. Nd5 Qd6 17. Rad1 Rad8 18. c4 Ne5 19. Bxd7 Rxd7 20. Ng4 Nd3) 14... Bxc6 15. Qxd8? { (-2.06 → -3.79) Mistake. Qc1 was best. } (15. Qc1 Qg5) 15... Raxd8 16. Ng4?! { (-3.74 → -5.83) Inaccuracy. Rfb1 was best. } (16. Rfb1 Bxc3 17. bxc3 Re5 18. Nf1 Rc5 19. Rb3 a5 20. Ng3 Rd2 21. Rc1 a4 22. Ra3 Rcd5) 16... Rd2?! { (-5.83 → -4.22) Inaccuracy. h5 was best. } (16... h5) 17. Rac1 Red8 18. Rcd1?! { (-4.44 → -7.45) Inaccuracy. Nb1 was best. } (18. Nb1 R2d7 19. c3 f5 20. Nh2 h5 21. b3 a5 22. Rfe1 Kf7 23. Nf1 h4 24. Rc2 Rd1) 18... Bxc3 19. bxc3 Rxd1 20. Rxd1 Rxd1+ 21. Kh2 Ba4 22. Nf6+ Kg7 23. Ne8+ Bxe8 24. c4 Rc1 25. c3 Rxc3 26. c5 Rxc5 27. g4 Ra5 28. h4 Rxa2 29. Kg3 Kf6 30. f4 Ra3 31. g5+?! { (-65.17 → Mate in 14) Checkmate is now unavoidable. f5 was best. } (31. f5 gxf5) 31... Kg7?! { (Mate in 14 → -65.63) Lost forced checkmate sequence. Kf5 was best. } (31... Kf5 32. Kf2 Bb5 33. h5 gxh5 34. g6 hxg6 35. Ke1 Rxe3+ 36. Kd1 Rh3 37. Kc2 Kxf4 38. Kd2) 32. Kg4?! { (-65.63 → Mate in 7) Checkmate is now unavoidable. Kf2 was best. } (32. Kf2 h5) 32... Rxe3 33. f5 gxf5+?! { (Mate in 6 → -74.27) Lost forced checkmate sequence. Rf3 was best. } (33... Rf3 34. h5 Bd7 35. Kh4 a5 36. h6+ Kg8 37. Kg4 Bxf5+ 38. Kh4 Rh3#) 34. Kxf5 Bd7+ 35. Kf4 Rh3 36. Kxe4 Rxh4+ 37. Ke5 Rh5 38. Kf4 Kg6 39. Kg3 Rxg5+ 40. Kf4 Kh5 41. Kf3 Rg4 42. Ke3 Kg5 43. Kf3 Bc6+ 44. Ke3 Bf3 45. Kxf3 Kf5 46. Ke3 Rf4 47. Ke2 Ke4 48. Kd2 Rf3 49. Ke2 Kf4 50. Kd2 Re3 51. Kc2 Ke4 52. Kd2 Kd4 53. Kc2 Rd3 54. Kb2 Rc3 55. Kb1 Kd3 56. Kb2 h5 57. Ka2 Kc2 58. Ka1 Ra3# { Black wins by checkmate. } 0-1