Event: Round 4: Altun, Arda - Koyuncu, Hakan
Date: 2025-07-30
White: Altun, Arda
WhiteTitle: FM
WhiteElo: 2147
Black: Koyuncu, Hakan
BlackElo: 1668
Result: 1-0
ECO: A01
Opening: Nimzo-Larsen Attack: Classical Variation
Variant: Standard
TimeControl: 90+30

1. b3 { [%eval 0.0] [%clk 1:29:31] } 1... d5 { [%eval 0.0] [%clk 1:28:14] } 2. Bb2 { [%eval 0.0] [%clk 1:29:54] } 2... Nf6 { [%eval 0.0] [%clk 1:28:27] } 3. Nf3 { [%eval 0.0] [%clk 1:30:20] } 3... Bf5 { [%eval 0.0] [%clk 1:28:12] } 4. e3 { [%eval 0.0] [%clk 1:29:15] } 4... e6 { [%eval 0.0] [%clk 1:28:08] } 5. Be2 { [%eval 0.0] [%clk 1:29:41] } 5... Bd6 { [%eval 0.22] [%clk 1:27:59] } 6. Nh4 { [%eval 0.31] [%clk 1:27:44] } 6... Bg6 { [%eval 0.16] [%clk 1:27:26] } 7. d3 { [%eval 0.07] [%clk 1:26:32] } 7... Nbd7 { [%eval 0.21] [%clk 1:26:29] } 8. Nd2 { [%eval 0.26] [%clk 1:25:41] } 8... c6 { [%eval 0.26] [%clk 1:25:41] } 9. h3 { [%eval 0.22] [%clk 1:21:52] } 9... Qe7 { [%eval 0.22] [%clk 1:19:49] } 10. c4 { [%eval 0.18] [%clk 1:12:03] } 10... O-O { [%eval 0.2] [%clk 1:18:41] } 11. Nxg6 { [%eval 0.18] [%clk 1:12:26] } 11... fxg6 { [%eval 0.14] [%clk 1:17:29] } 12. a3 { [%eval 0.19] [%clk 1:08:21] } 12... a5 { [%eval 0.16] [%clk 1:14:32] } 13. d4 { [%eval 0.11] [%clk 1:04:48] } 13... e5 { [%eval 0.11] [%clk 1:13:03] } 14. dxe5 { [%eval 0.16] [%clk 1:00:39] } 14... Bxe5 { [%eval 0.09] [%clk 1:11:36] } 15. Qc2 { [%eval 0.2] [%clk 0:59:23] } 15... Rae8 { [%eval 0.19] [%clk 1:01:30] } 16. Nf3 { [%eval 0.25] [%clk 0:54:47] } 16... Bxb2 { [%eval 0.29] [%clk 1:00:28] } 17. Qxb2 { [%eval 0.26] [%clk 0:55:12] } 17... Ne5 { [%eval 0.25] [%clk 0:50:43] } 18. O-O { [%eval 0.16] [%clk 0:51:46] } 18... Nxf3+ { [%eval 0.2] [%clk 0:40:47] } 19. Bxf3 { [%eval 0.28] [%clk 0:52:10] } 19... Qe5 { [%eval 0.24] [%clk 0:40:31] } 20. Rab1 { [%eval 0.22] [%clk 0:48:53] } 20... Rf7 { [%eval 0.54] [%clk 0:33:59] } 21. cxd5 { [%eval 0.4] [%clk 0:44:48] } 21... Nxd5 { [%eval 0.49] [%clk 0:33:54] } 22. Qd2 { [%eval 0.43] [%clk 0:42:45] } 22... Nf6 { [%eval 0.79] [%clk 0:29:57] } 23. Rfd1 { [%eval 0.26] [%clk 0:42:22] } 23... Rd7?! { [%eval 0.83] } { Inaccuracy. Ne4 was best. } { [%clk 0:28:42] } 24. Qc2 { [%eval 0.76] [%clk 0:41:42] } 24... Red8 { [%eval 0.93] [%clk 0:28:29] } 25. Rxd7 { [%eval 0.98] [%clk 0:41:29] } 25... Rxd7 { [%eval 0.98] [%clk 0:28:48] } 26. b4 { [%eval 0.89] [%clk 0:40:47] } 26... axb4 { [%eval 0.91] [%clk 0:23:21] } 27. axb4 { [%eval 0.94] [%clk 0:41:05] } 27... g5 { [%eval 1.1] [%clk 0:20:26] } 28. Qc4+ { [%eval 1.07] [%clk 0:40:21] } 28... Kh8 { [%eval 1.04] [%clk 0:20:03] } 29. b5 { [%eval 1.2] [%clk 0:40:38] } 29... c5?! { [%eval 2.03] } { Inaccuracy. g6 was best. } { [%clk 0:16:28] } 30. b6 { [%eval 1.83] [%clk 0:38:41] } 30... h6 { [%eval 1.73] [%clk 0:10:02] } 31. Rb5? { [%eval 0.46] } { Mistake. Qa2 was best. } { [%clk 0:35:53] } 31... Qa1+ { [%eval 0.71] [%clk 0:07:39] } 32. Kh2 { [%eval 0.65] [%clk 0:36:16] } 32... Qe5+ { [%eval 0.69] [%clk 0:08:05] } 33. Kg1 { [%eval 0.63] [%clk 0:33:09] } 33... Qa1+ { [%eval 0.49] [%clk 0:07:40] } 34. Qf1 { [%eval 0.57] [%clk 0:33:33] } 34... Qc3? { [%eval 2.01] } { Mistake. Qxf1+ was best. } { [%clk 0:06:37] } 35. Rb1? { [%eval 0.79] } { Mistake. Qb1 was best. } { [%clk 0:33:51] } 35... Qa5?! { [%eval 1.51] } { Inaccuracy. Kh7 was best. } { [%clk 0:03:41] } 36. Qb5?! { [%eval 0.62] } { Inaccuracy. Rb5 was best. } { [%clk 0:29:46] } 36... Qxb5 { [%eval 0.87] [%clk 0:03:21] } 37. Rxb5 { [%eval 0.65] [%clk 0:30:05] } 37... c4?? { [%eval 3.05] } { Blunder. Rd6 was best. } { [%clk 0:03:15] } 38. Be2?? { [%eval 0.65] } { Blunder. e4 was best. } { [%clk 0:28:58] } 38... c3 { [%eval 0.66] [%clk 0:03:08] } 39. Rc5 { [%eval 0.76] [%clk 0:29:22] } 39... Rd2 { [%eval 0.96] [%clk 0:01:49] } 40. Bf3 { [%eval 0.64] [%clk 0:25:33] } 40... Rb2 { [%eval 0.69] [%clk 0:00:56] } 41. Rxc3 { [%eval 0.61] [%clk 0:23:24] } 41... Rxb6 { [%eval 0.69] [%clk 0:01:18] } 42. Rc8+ { [%eval 0.57] [%clk 0:21:32] } 42... Kh7 { [%eval 0.53] [%clk 0:01:40] } 43. Rb8 { [%eval 0.69] [%clk 0:21:59] } 43... Rb1+ { [%eval 0.58] [%clk 0:00:52] } 44. Kh2 { [%eval 0.6] [%clk 0:22:28] } 44... Rb2 { [%eval 0.8] [%clk 0:01:01] } 45. Rxb7 { [%eval 0.82] [%clk 0:18:21] } 45... Rxb7 { [%eval 1.06] [%clk 0:00:32] } 46. Bxb7 { [%eval 0.8] [%clk 0:18:45] } 46... Kg6 { [%eval 0.85] [%clk 0:00:38] } 47. Kg3 { [%eval 0.63] [%clk 0:19:11] } 47... Kf5 { [%eval 0.43] [%clk 0:00:47] } 48. Kf3 { [%eval 0.15] [%clk 0:19:15] } 48... Ke5 { [%eval 0.33] [%clk 0:00:37] } 49. g3 { [%eval 0.2] [%clk 0:18:26] } 49... Ne8? { [%eval 1.9] } { Mistake. h5 was best. } { [%clk 0:00:56] } 50. Bc6 { [%eval 1.46] [%clk 0:18:21] } 50... Nf6 { [%eval 1.53] [%clk 0:01:10] } 51. Ke2 { [%eval 1.52] [%clk 0:17:29] } 51... Kd6 { [%eval 1.29] [%clk 0:01:12] } 52. Bb7 { [%eval 1.74] [%clk 0:15:16] } 52... Nd7 { [%eval 1.58] [%clk 0:01:10] } 53. Bc8 { [%eval 1.6] [%clk 0:15:14] } 53... Nf6 { [%eval 1.98] [%clk 0:01:33] } 54. Kd3 { [%eval 1.9] [%clk 0:15:34] } 54... Ke5 { [%eval 1.41] [%clk 0:01:12] } 55. f4+?! { [%eval 0.76] } { Inaccuracy. Bg4 was best. } { [%clk 0:15:24] } 55... gxf4?? { [%eval 3.18] } { Blunder. Kd6 was best. } { [%clk 0:01:21] } 56. gxf4+ { [%eval 2.91] [%clk 0:15:52] } 56... Kd6 { [%eval 2.8] [%clk 0:01:33] } 57. e4 { [%eval 2.31] [%clk 0:15:53] } 57... Ne8? { [%eval 4.22] } { Mistake. Nh5 was best. } { [%clk 0:00:38] } 58. Kd4 { [%eval 3.98] [%clk 0:15:31] } 58... Ke7 { [%eval 3.78] [%clk 0:00:51] } 59. Ke5?? { [%eval 0.83] } { Blunder. e5 was best. } { [%clk 0:15:46] } 59... Nd6 { [%eval 0.78] [%clk 0:00:48] } 60. Bg4 { [%eval 0.72] [%clk 0:15:45] } 60... Nb5?? { [%eval 4.32] } { Blunder. g5 was best. } { [%clk 0:00:48] } 61. h4 { [%eval 3.86] [%clk 0:15:45] } 61... Na7 { [%eval 4.3] [%clk 0:00:48] } 62. Kf5 { [%eval 4.37] [%clk 0:15:45] } 62... Nc6 { [%eval 4.04] [%clk 0:00:48] } 63. Kg6 { [%eval 3.26] [%clk 0:15:45] } 63... Kf8 { [%eval 2.87] [%clk 0:00:48] } 64. Be6 { [%eval 2.61] [%clk 0:15:45] } 64... Ne7+ { [%clk 0:00:48] } 65. Kh7 Nc6 { [%clk 0:00:48] } 66. Bd5 Ne7 { [%clk 0:00:48] } 67. Bc4 Nc6 { [%clk 0:00:48] } 68. Bd5 Ne7 { [%clk 0:00:48] } 69. h5 Nc8 { [%clk 0:00:48] } 70. e5 Ne7 { [%clk 0:00:48] } 71. Be4 Kf7 { [%clk 0:00:48] } 72. Bd3 Nc6 { [%clk 0:00:48] } 73. Bc4+ Kf8 { [%clk 0:00:48] } 74. Kg6 Ne7+ { [%clk 0:00:48] } 75. Kh7 Nc6 { [%clk 0:00:48] } 76. Bd5 Ne7 { [%clk 0:00:48] } 77. Be6 Nc6 { [%clk 0:00:48] } 78. Bd7 Ne7 { [%clk 0:00:48] } 79. f5 Nd5 { [%clk 0:00:48] } 80. f6 gxf6 { [%clk 0:00:48] } 81. e6 f5 { [%clk 0:00:48] } 82. Kxh6 f4 { [%clk 0:00:48] } 83. Kg6 f3 { [%clk 0:00:48] } 84. h6 Ne7+ { [%clk 0:00:48] } 85. Kg5 f2 { [%clk 0:00:48] } 86. Bb5 Kg8 { [%clk 0:00:48] } 87. Bd3 Kh8 { [%clk 0:00:48] } 88. Kf6 Nd5+ { [%clk 0:00:48] } 89. Kf7 1-0