[Event "2024 Spring Marathon"] [Site "https://lichess.org/A315Uab1"] [Date "2024.05.11"] [White "ampronkin"] [Black "rondep"] [Result "0-1"] [UTCDate "2024.05.11"] [UTCTime "21:17:30"] [WhiteElo "2392"] [BlackElo "2282"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+8"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A46"] [Opening "Indian Defense: Knights Variation"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 { A46 Indian Defense: Knights Variation } e6 3. g3 c5 4. Bg2 d5 5. O-O Nc6 6. c4 dxc4 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 O-O 11. Nb3 Bb6 12. Ba3 Rd8 13. Rxd8+ Nxd8 14. Rd1 Nc6 15. Nbd4 Bd7 16. h3 Be8 17. Nb5 Rd8 18. Rxd8 Nxd8 19. Nd6 Bc6 20. Ne5 Bxg2 21. Kxg2 Nd5 22. c4 Nc3 23. c5?! { (-0.11 → -0.68) Inaccuracy. Nb5 was best. } (23. Nb5) 23... Bc7 24. Nec4 Nxe2?! { (-0.72 → 0.00) Inaccuracy. Nxa2 was best. } (24... Nxa2) 25. Nb5 Bb8 26. Kf1 a6 27. Kxe2 axb5 28. Nd6 Bxd6 29. cxd6 f6 30. Kd3?! { (-0.06 → -0.62) Inaccuracy. Ke3 was best. } (30. Ke3 Nc6) 30... Kf7?! { (-0.62 → 0.30) Inaccuracy. Nc6 was best. } (30... Nc6 31. Kc3) 31. Kd4 b6? { (0.38 → 1.87) Mistake. Ke8 was best. } (31... Ke8 32. Kc5 Kd7 33. Kxb5 g5 34. Kb6 h5 35. Bb4 e5 36. a4 f5 37. Kc5) 32. Kc3 Nc6 33. Bc1?? { (1.76 → -2.82) Blunder. d7 was best. } (33. d7) 33... e5 34. Be3 Ke6 35. d7 Kxd7 36. Bxb6 Kd6 37. Be3 g6 38. g4?! { (-2.71 → -3.92) Inaccuracy. Bd2 was best. } (38. Bd2 Kd5) 38... f5 39. gxf5 gxf5 40. f3?! { (-3.72 → -5.33) Inaccuracy. Bg5 was best. } (40. Bg5 Kd5) 40... Kd5 41. a3 Nd4 42. f4 Ke4 43. Bf2 Ne2+ 44. Kb4 Nxf4 45. Kxb5 Nd3?? { (-3.15 → 0.00) Blunder. Nd5 was best. } (45... Nd5) 46. Bg1?? { (0.00 → -5.59) Blunder. a4 was best. } (46. a4 Nxf2 47. a5 f4 48. a6 f3 49. a7 Ke3 50. a8=Q Nd3 51. Qa7+ Ke2) 46... Nb2 47. Kb4 Kd5 48. Kb3 Nc4 49. a4 e4 50. a5?! { (-4.91 → -6.57) Inaccuracy. Kc3 was best. } (50. Kc3 f4 51. Bh2 f3 52. Bg3 e3 53. Kd3 f2 54. Ke2 Ke4 55. Bxf2 exf2) 50... Nxa5+ 51. Kc3 Nc6 52. Kd2 f4 53. Bh2 Ke5 54. Ke2?! { (-7.39 → -35.81) Inaccuracy. Bg1 was best. } (54. Bg1 Nd4 55. Kd1 e3 56. h4 h5 57. Ke1 Ke4 58. Bh2 Nf3+ 59. Kf1 Nxh2+) 54... Nd4+ 55. Kf2 Nf5?! { (-34.04 → -7.51) Inaccuracy. e3+ was best. } (55... e3+ 56. Kf1 Ke4 57. h4 h5 58. Kg2 Nf5 59. Kf1 Kf3 60. Bg1 Ng3+ 61. Ke1) 56. h4? { (-7.51 → Mate in 15) Checkmate is now unavoidable. Bg1 was best. } (56. Bg1 e3+ 57. Ke2 Ke4 58. Kd1 Kf3 59. Bh2 Ng3 60. Bg1 Kg2 61. Bxe3 fxe3) 56... Nxh4 57. Kg1 Nf5?! { (Mate in 14 → -35.75) Lost forced checkmate sequence. Nf3+ was best. } (57... Nf3+ 58. Kg2 Nxh2 59. Kxh2 h5 60. Kg2 h4 61. Kf1 h3 62. Kf2 e3+ 63. Kf3) 58. Kh1 h5 59. Bg1 Nh6 60. Bf2?! { (-38.49 → Mate in 27) Checkmate is now unavoidable. Kg2 was best. } (60. Kg2 f3+ 61. Kg3 Ng4 62. Bc5 Kf5 63. Be7 f2 64. Kg2 e3 65. Bc5 Ke4) 60... Ng4 61. Be1?! { (-44.90 → Mate in 30) Checkmate is now unavoidable. Bh4 was best. } (61. Bh4 e3 62. Kg2 Ke4 63. Kf1 f3 64. Ke1 Kd3 65. Kd1 f2 66. Kc1 e2) 61... Kf5 62. Kg2 Nf6 63. Kh3 Kg5 64. Kg2 Kf5 65. Bf2 e3 66. Bg3?! { (-38.15 → Mate in 9) Checkmate is now unavoidable. Bh4 was best. } (66. Bh4 Ng4 67. Bd8 e2 68. Ba5 Ke4 69. Be1 f3+ 70. Kg3 Ke3 71. Bb4 f2) 66... Ke4?! { (Mate in 9 → -36.65) Lost forced checkmate sequence. fxg3 was best. } (66... fxg3 67. Kxg3 Ke4 68. Kg2 Ng4 69. Kf1 Kf3 70. Ke1 Nf2 71. Kf1 Nd3 72. Kg1) 67. Bf2?! { (-36.65 → Mate in 18) Checkmate is now unavoidable. Bh4 was best. } (67. Bh4 Ng4 68. Kh3 e2 69. Be1 f3 70. Kg3 Ke3 71. Bb4 f2 72. Bc5+ Kd3) 67... e2 68. Be1 Kd3 69. Kf2 Kc2?? { (-37.08 → 0.00) Blunder. h4 was best. } (69... h4 70. Kg2 Ne4 71. Bb4 h3+ 72. Kxh3 f3 73. Kg4 f2 74. Kf5 f1=Q+ 75. Ke6) 70. Bd2?? { (0.00 → Mate in 8) Checkmate is now unavoidable. Kxe2 was best. } (70. Kxe2 Ne4 71. Kf3 Ng3 72. Kxf4 Kd3 73. Kf3 h4 74. Kg2 Ke4 75. Kh3 Kf4) 70... Kd1?! { (Mate in 8 → -34.99) Lost forced checkmate sequence. Kxd2 was best. } (70... Kxd2 71. Kf3 h4 72. Kxf4 e1=Q 73. Kf5 h3 74. Kxf6 h2 75. Kf5 h1=Q 76. Kf6) 71. Be1?! { (-34.99 → Mate in 11) Checkmate is now unavoidable. Ba5 was best. } (71. Ba5 h4 72. Kf3 h3 73. Kxf4 h2 74. Kf5 h1=Q 75. Bc3 Qe4+ 76. Kg5 e1=Q) 71... Ne4+ { Black wins on time. } 0-1