[Event "2023 Summer Marathon"] [Site "https://lichess.org/BQc3PPX7"] [Date "2023.08.05"] [White "PeshkaCh"] [Black "shnitez"] [Result "0-1"] [UTCDate "2023.08.05"] [UTCTime "21:23:17"] [WhiteElo "3032"] [BlackElo "2783"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+9"] [WhiteTitle "FM"] [BlackTitle "FM"] [Variant "Standard"] [TimeControl "60+0"] [ECO "A05"] [Opening "Zukertort Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 { A05 Zukertort Opening } 2. g3 e6 3. Bg2 d5 4. O-O Be7 5. d4 O-O 6. c4 c6 7. Qc2 b6 8. Nbd2 a5 9. e4 Na6 10. a3 Bb7 11. e5 Nd7 12. b3?! { (0.43 → -0.28) Inaccuracy. cxd5 was best. } (12. cxd5 cxd5 13. h4 Rc8 14. Qd1 Nab8 15. Re1 Ba6 16. Nf1 b5 17. Bg5 Nc6 18. Ne3 b4) 12... a4 13. b4 b5?? { (0.03 → 2.43) Blunder. c5 was best. } (13... c5) 14. c5 Nc7 15. Bb2 Bg5 16. Nxg5 Qxg5 17. f4 Qg6 18. Qc3 Rae8 19. Nf3 f5 20. Rae1? { (2.35 → 0.85) Mistake. exf6 was best. } (20. exf6 gxf6 21. f5 Qg4 22. Rae1 Bc8 23. Bc1 Rf7 24. Nh4 Nf8 25. Bf3 Qh3 26. Bh5 exf5) 20... Re7 21. Kf2 Bc8 22. Rg1 Rff7 23. h3 Nf8 24. Bh1 Re8 25. Ng5 Rfe7 26. Bf3?! { (1.26 → 0.50) Inaccuracy. g4 was best. } (26. g4 h6) 26... h6 27. h4 hxg5 28. hxg5?! { (0.58 → -0.25) Inaccuracy. h5 was best. } (28. h5 Qf7) 28... Qf7 29. Rh1 g6 30. Rh6 Qg7 31. Reh1 Rd8 32. Qe1 Ne8 33. R1h4 Kf7 34. Qh1 Kg8? { (-0.07 → 1.34) Mistake. Nc7 was best. } (34... Nc7 35. Rh8 Ke8 36. Bc3 Rf7 37. Be1 Kd7 38. Ke3 Re8 39. g4 Kd8 40. R4h6 Ree7 41. Bg3) 35. g4?! { (1.34 → 0.32) Inaccuracy. Rh8+ was best. } (35. Rh8+ Kf7) 35... Bd7?! { (0.32 → 1.39) Inaccuracy. Kf7 was best. } (35... Kf7) 36. gxf5 exf5 37. Rh8+ Kf7 38. R8h7?? { (1.49 → -0.31) Blunder. Bxd5+ was best. } (38. Bxd5+) 38... Nxh7 39. Rxh7 Kg8?! { (-0.57 → 0.00) Inaccuracy. Qxh7 was best. } (39... Qxh7) 40. Rxg7+ Rxg7?? { (-0.27 → 3.02) Blunder. Nxg7 was best. } (40... Nxg7 41. Bxd5+ cxd5 42. Qxd5+ Ne6 43. c6 Bc8 44. Qxb5 Rh7 45. Kg1 Nc7 46. Qb6 Be6 47. Bc3) 41. Qh6?? { (3.02 → -0.17) Blunder. Bxd5+ was best. } (41. Bxd5+ cxd5) 41... Be6 42. Bc1 Rdd7 43. Be3 Rde7 44. Bd2 Nc7 45. Be1 Bf7 46. Bg2?? { (-0.04 → -1.91) Blunder. Qh3 was best. } (46. Qh3) 46... Rh7 47. Qxh7+ Kxh7 48. Ke3?! { (-1.48 → -2.11) Inaccuracy. Bd2 was best. } (48. Bd2) 48... Ne6 49. Bg3 Be8 50. Bf3? { (-2.19 → -4.29) Mistake. Bf2 was best. } (50. Bf2 Kg8) 50... Kg8 51. Bg2 Rh7 52. Bf1 Rh1 53. Kf2 Nxd4 54. Bg2?! { (-5.07 → -8.66) Inaccuracy. Kg2 was best. } (54. Kg2 Rh7 55. Bf2 Nb3 56. Be2 d4 57. Kg3 Bf7 58. Bd3 Bd5 59. Bf1 d3 60. Bxd3 Rh1) 54... Ra1 55. Ke3 Rxa3+ 56. Kxd4 Rxg3 57. Bxd5+ cxd5 58. Kxd5?! { (-16.21 → Mate in 7) Checkmate is now unavoidable. e6 was best. } (58. e6 a3 59. c6 Bxc6 60. Ke5 Rc3 61. Kd4 Rc4+ 62. Ke5 d4 63. Kf6 Kh7 64. Ke7 d3) 58... Rd3+ 59. Ke6 a3 60. Ke7 Bf7 61. c6 Rc3?! { (Mate in 8 → -15.39) Lost forced checkmate sequence. a2 was best. } (61... a2 62. c7 Rc3 63. e6 Bxe6 64. Kxe6 a1=Q 65. c8=Q+ Rxc8 66. Kd7 Qa6 67. Ke7 Rc7+ 68. Kd8) 62. c7?! { (-15.39 → Mate in 7) Checkmate is now unavoidable. Kd7 was best. } (62. Kd7 Bd5) 62... Rxc7+ 63. Kd6 Rc4 64. e6 Bxe6 65. Kxe6 Rxb4 66. Kf6 Rxf4 67. Kxg6 Re4 68. Kh5 f4 69. g6 f3 70. Kg5 f2 71. Kf5 f1=Q+ 72. Kxe4 Qf6 73. Kd5 Qxg6 74. Kc5 Qf5+ 75. Kb4 Qc2 76. Kxb5 a2 77. Kb6 a1=Q 78. Kb7 Qab1+ 79. Ka7 Qcb2 80. Ka6 Q2a2# { Black wins by checkmate. } 0-1