[Event "Rated classical game"] [Site "https://lichess.org/ZcIAoziE"] [Date "2023.05.25"] [White "octacle"] [Black "dif20"] [Result "0-1"] [UTCDate "2023.05.25"] [UTCTime "17:02:15"] [WhiteElo "1848"] [BlackElo "1855"] [WhiteRatingDiff "-20"] [BlackRatingDiff "+23"] [Variant "Standard"] [TimeControl "2700+45"] [ECO "A13"] [Opening "English Opening: Agincourt Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 e6 2. c4 { A13 English Opening: Agincourt Defense } f5 3. d4 Nf6 4. Nc3 Bb4 5. a3?! { (0.47 → -0.37) Inaccuracy. Qb3 was best. } (5. Qb3 c5 6. e3 O-O 7. a3 Ba5 8. Bd2 d6 9. Be2 Nc6) 5... Bxc3+ 6. bxc3 b6 7. Bg5 Bb7 8. d5?! { (-0.44 → -1.05) Inaccuracy. e3 was best. } (8. e3 O-O 9. Bd3 d6 10. d5 h6 11. Bh4 Na6 12. O-O Nc5) 8... exd5 9. cxd5 Bxd5 10. Qxd5?! { (-0.59 → -1.39) Inaccuracy. Nd4 was best. } (10. Nd4 h6 11. Bf4 Nc6 12. Nxf5 Be4 13. Nd4 Nh5 14. Bg3 Nxg3 15. hxg3 Qe7 16. e3 O-O-O) 10... Nxd5 11. Bxd8 Kxd8 12. c4 Nf6 13. g3?! { (-1.73 → -2.42) Inaccuracy. h3 was best. } (13. h3) 13... Nc6 14. Bg2 Ne4 15. O-O?! { (-1.43 → -2.55) Inaccuracy. Rd1 was best. } (15. Rd1) 15... Ke7?! { (-2.55 → -1.76) Inaccuracy. Re8 was best. } (15... Re8 16. Rfd1 Na5 17. Rd5 g6 18. Ne5 d6 19. Bxe4 fxe4 20. Ng4 Nxc4 21. Nf6 Re7 22. Rd4) 16. Rac1 Rae8 17. e3 Kf6 18. Rfd1 d6?! { (-1.91 → -1.08) Inaccuracy. Nc5 was best. } (18... Nc5 19. h3 Na5 20. Rc2 g6 21. g4 fxg4 22. hxg4 h6 23. Rd4 Rhf8 24. Kh2 Nc6 25. Rd1) 19. h4 Ne5 20. Nd4 Nc5?! { (-1.42 → -0.42) Inaccuracy. a6 was best. } (20... a6) 21. Nc6? { (-0.42 → -1.67) Mistake. Nb5 was best. } (21. Nb5) 21... a6 22. Nb4 Re7? { (-1.42 → 0.00) Mistake. Ke7 was best. } (22... Ke7 23. f4) 23. Nd5+ Kf7 24. Nxe7 Kxe7 25. Rd5 Kf6 26. Rc3 Re8 27. Kf1 g6 28. Ke2 Ng4 29. Bh3?? { (-0.06 → -2.66) Blunder. Rd4 was best. } (29. Rd4 Ne5) 29... Ne4 30. Rb3 Nexf2 31. Bxg4 Nxg4 32. Rd4 Ne5 33. Rf4 h6 34. Rc3 Nd7? { (-1.85 → -0.61) Mistake. g5 was best. } (34... g5 35. Rd4) 35. g4 Re5 36. gxf5 Rxf5 37. Rxf5+ Kxf5 38. Rd3 g5 39. Rd5+ Ne5 40. hxg5 hxg5 41. Kf2? { (-1.21 → -2.80) Mistake. a4 was best. } (41. a4 a5 42. Rd4 g4 43. Rf4+ Ke6 44. Rf8 Nxc4 45. Rg8 Ne5 46. e4 c6 47. Rb8 Nc4) 41... g4? { (-2.80 → -1.23) Mistake. Ke6 was best. } (41... Ke6 42. e4 c6 43. Rd4 c5 44. Rd5 g4 45. Kg3 Nxc4 46. Rg5 Nxa3 47. e5 Nc4 48. exd6) 42. Kg3?? { (-1.23 → -3.83) Blunder. Rd4 was best. } (42. Rd4) 42... Ke4 43. Kf2 Nd3+?? { (-4.25 → -0.94) Blunder. g3+ was best. } (43... g3+ 44. Kxg3 Kxe3 45. Rd1 Nxc4 46. Kg4 Ke4 47. Kg3 d5 48. Re1+ Ne3 49. Kf2 d4 50. Ke2) 44. Ke2 Ne5 45. Rd4+ Kf5 46. Kf2?! { (-1.16 → -2.27) Inaccuracy. a4 was best. } (46. a4 a5) 46... Ke6 47. a4?! { (-2.46 → -3.68) Inaccuracy. Re4 was best. } (47. Re4 c5) 47... a5? { (-3.68 → -1.72) Mistake. c5 was best. } (47... c5 48. Rd1 Nxc4 49. Rg1 Kf5 50. Ke2 b5 51. Rf1+ Ke6 52. axb5 axb5 53. e4 Ne5 54. Rf8) 48. Ke2 Kd7 49. Rf4?! { (-2.14 → -3.37) Inaccuracy. Rd5 was best. } (49. Rd5 Kc6) 49... Kc6 50. Rd4 Kc5 51. Rf4 Kb4 52. Rd4 Kc5 53. Rf4 g3 54. Kf1 Nxc4 55. Kg2 Nxe3+ 56. Kxg3 d5 57. Rf7 c6 58. Rf2 Nc4 59. Ra2 Kb4 60. Kf2 Kb3 61. Ra1 Na3 62. Rc1 c5 63. Rd1 d4 64. Re1 Kxa4 65. Re6 Nc4 66. Ke1 Kb3 67. Rf6 a4 68. Rf3+ Kb4 69. Kd1 b5 70. Kc2 Na5 71. Kb2 Kc4 72. Rf1 b4 73. Rc1+ Kb5 74. Ka2 a3 75. Rd1 Ka4 76. Rc1 c4 77. Rd1 d3 78. Rd2 b3+ 79. Kb1 Nc6 80. Rh2 Kb4?! { (Mate in 21 → -17.31) Lost forced checkmate sequence. Nb4 was best. } (80... Nb4 81. Rh7 a2+ 82. Kb2 c3+ 83. Kxc3 a1=Q+ 84. Kd2 Qb2+ 85. Ke3 Qc1+ 86. Ke4 b2 87. Ra7+) 81. Rh7?! { (-17.31 → Mate in 6) Checkmate is now unavoidable. Kc1 was best. } (81. Kc1 d2+ 82. Kxd2 a2 83. Rh6 c3+ 84. Ke3 b2 85. Rxc6 b1=Q 86. Rc7 a1=Q 87. Rb7+ Kc4) 81... Nd4 82. Rb7+ Kc3 83. Ra7 a2+ 84. Ka1 Nc2# { Black wins by checkmate. } 0-1