Event: WBTC 2024
Site: Astana, Kazakhstan
Date: 2024-08-05
White: Derksen, Vadim
WhiteElo: 1602
Black: Tulekenova, Aiza
BlackElo: 1711
Result: 1/2-1/2
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 3+2

1. e4 { [%eval 0.15] [%clk 0:03:03] } 1... c5 { [%eval 0.25] [%clk 0:03:03] } 2. Nf3 { [%eval 0.22] [%clk 0:03:04] } 2... d6 { [%eval 0.24] [%clk 0:03:04] } 3. d4 { [%eval 0.26] [%clk 0:03:06] } 3... cxd4 { [%eval 0.31] [%clk 0:03:05] } 4. Nxd4 { [%eval 0.18] [%clk 0:03:07] } 4... Nf6 { [%eval 0.24] [%clk 0:03:06] } 5. Nc3 { [%eval 0.32] [%clk 0:03:08] } 5... a6 { [%eval 0.21] [%clk 0:03:07] } 6. a4 { [%eval 0.15] [%clk 0:03:06] } 6... e6 { [%eval 0.24] [%clk 0:03:04] } 7. Be2 { [%eval 0.25] [%clk 0:03:05] } 7... Be7 { [%eval 0.34] [%clk 0:03:05] } 8. O-O { [%eval 0.37] [%clk 0:03:02] } 8... b6 { [%eval 0.36] [%clk 0:03:06] } 9. f4 { [%eval 0.39] [%clk 0:02:56] } 9... Bb7 { [%eval 0.42] [%clk 0:03:06] } 10. Bf3 { [%eval 0.37] [%clk 0:02:57] } 10... Qc7 { [%eval 0.43] [%clk 0:03:07] } 11. Be3 { [%eval 0.24] [%clk 0:02:57] } 11... Nbd7 { [%eval 0.32] [%clk 0:03:07] } 12. Re1 { [%eval 0.07] [%clk 0:02:40] } 12... O-O { [%eval 0.13] [%clk 0:03:01] } 13. Bf2 { [%eval 0.17] [%clk 0:02:40] } 13... Rac8 { [%eval 0.17] [%clk 0:02:52] } 14. Qd2 { [%eval 0.0] [%clk 0:02:39] } 14... Rfd8 { [%eval 0.04] [%clk 0:02:52] } 15. Rad1 { [%eval -0.07] [%clk 0:02:39] } 15... Qc4? { [%eval 1.31] } { Mistake. Ne5 was best. } { [%clk 0:02:20] } 16. Qc1? { [%eval 0.15] } { Mistake. e5 was best. } { [%clk 0:00:55] } 16... Nc5? { [%eval 1.28] } { Mistake. Qc7 was best. } { [%clk 0:02:09] } 17. Qa1?! { [%eval 0.46] } { Inaccuracy. Nc6 was best. } { [%clk 0:00:56] } 17... Ncd7? { [%eval 2.08] } { Mistake. e5 was best. } { [%clk 0:01:58] } 18. Qa2?? { [%eval -0.17] } { Blunder. e5 was best. } { [%clk 0:00:53] } 18... Qxa2 { [%eval -0.17] [%clk 0:01:52] } 19. Nxa2 { [%eval -0.25] [%clk 0:00:53] } 19... Nc5 { [%eval 0.0] [%clk 0:01:52] } 20. Nc3 { [%eval 0.03] [%clk 0:00:50] } 20... d5?! { [%eval 1.01] } { Inaccuracy. Kf8 was best. } { [%clk 0:01:46] } 21. exd5 { [%eval 1.17] [%clk 0:00:43] } 21... Nxd5 { [%eval 1.09] [%clk 0:01:45] } 22. Nxd5?! { [%eval 0.0] } { Inaccuracy. Bxd5 was best. } { [%clk 0:00:17] } 22... Bxd5 { [%eval -0.03] [%clk 0:01:45] } 23. Bxd5 { [%eval -0.08] [%clk 0:00:17] } 23... Rxd5 { [%eval -0.1] [%clk 0:01:46] } 24. Ra1?! { [%eval -1.16] } { Inaccuracy. Nc6 was best. } { [%clk 0:00:06] } 24... Bf6 { [%eval -1.1] [%clk 0:01:45] } 25. c3? { [%eval -2.48] } { Mistake. Red1 was best. } { [%clk 0:00:07] } 25... Nd3 { [%eval -2.52] [%clk 0:01:41] } 26. Red1 { [%eval -2.48] [%clk 0:00:04] } 26... Nxf2?! { [%eval -1.75] } { Inaccuracy. Nxb2 was best. } { [%clk 0:01:39] } 27. Kxf2 { [%eval -1.84] [%clk 0:00:04] } 27... Bxd4+ { [%eval -1.87] [%clk 0:01:39] } 28. Rxd4 { [%eval -1.82] [%clk 0:00:04] } 28... Rxd4 { [%eval -1.6] [%clk 0:01:40] } 29. cxd4 { [%eval -1.76] [%clk 0:00:05] } 29... Rc2+ { [%eval -1.78] [%clk 0:01:40] } 30. Kf3 { [%eval -1.71] [%clk 0:00:05] } 30... Rxb2? { [%eval -0.53] } { Mistake. Kf8 was best. } { [%clk 0:01:41] } 31. Rc1? { [%eval -1.93] } { Mistake. a5 was best. } { [%clk 0:00:06] } 31... Rb3+? { [%eval -0.43] } { Mistake. g6 was best. } { [%clk 0:01:41] } 32. Kf2?? { [%eval -2.63] } { Blunder. Ke4 was best. } { [%clk 0:00:06] } 32... g6 { [%eval -2.44] [%clk 0:01:32] } 33. Rc8+ { [%eval -2.69] [%clk 0:00:05] } 33... Kg7 { [%eval -2.55] [%clk 0:01:32] } 34. Rc6 { [%eval -3.07] [%clk 0:00:05] } 34... Rb4 { [%eval -2.9] [%clk 0:01:31] } 35. a5 { [%eval -2.89] [%clk 0:00:04] } 35... bxa5 { [%eval -2.91] [%clk 0:01:25] } 36. Rxa6?! { [%eval -3.83] } { Inaccuracy. Ke3 was best. } { [%clk 0:00:04] } 36... a4?! { [%eval -2.7] } { Inaccuracy. Rxd4 was best. } { [%clk 0:01:26] } 37. Ke3 { [%eval -2.82] [%clk 0:00:04] } 37... Rb3+ { [%eval -2.64] [%clk 0:01:26] } 38. Ke2 { [%eval -2.76] [%clk 0:00:04] } 38... a3 { [%eval -2.85] [%clk 0:01:27] } 39. Kd2? { [%eval -4.55] } { Mistake. Ra5 was best. } { [%clk 0:00:03] } 39... Rb2+ { [%eval -4.48] [%clk 0:01:26] } 40. Kc3 { [%eval -5.27] [%clk 0:00:04] } 40... Rxg2 { [%eval -5.17] [%clk 0:01:18] } 41. Rxa3 { [%eval -5.37] [%clk 0:00:04] } 41... Rxh2 { [%eval -5.23] [%clk 0:01:19] } 42. Ra4 { [%eval -5.42] [%clk 0:00:04] } 42... Rf2 { [%eval -5.43] [%clk 0:01:19] } 43. d5 { [%eval -5.43] [%clk 0:00:04] } 43... exd5 { [%eval -5.36] [%clk 0:01:19] } 44. Rd4 { [%eval -5.39] [%clk 0:00:05] } 44... h5 { [%eval -5.13] [%clk 0:01:17] } 45. Kd3 { [%eval -5.13] [%clk 0:00:06] } 45... h4 { [%eval -5.13] [%clk 0:01:17] } 46. Ke3 { [%eval -5.13] [%clk 0:00:08] } 46... Ra2 { [%eval -5.13] [%clk 0:01:16] } 47. Rxd5 { [%eval -5.12] [%clk 0:00:08] } 47... h3 { [%eval -5.0] [%clk 0:01:17] } 48. Rd1 { [%eval -5.58] [%clk 0:00:08] } 48... h2 { [%eval -4.73] [%clk 0:01:10] } 49. Rh1 { [%eval -4.55] [%clk 0:00:07] } 49... f6 { [%eval -4.24] [%clk 0:01:10] } 50. Kf3 { [%eval -4.24] [%clk 0:00:06] } 50... Kh6 { [%eval -4.24] [%clk 0:01:11] } 51. Kg4 { [%eval -4.24] [%clk 0:00:05] } 51... f5+ { [%eval -5.0] [%clk 0:01:08] } 52. Kg3 { [%eval -4.9] [%clk 0:00:06] } 52... Kh5 { [%eval -4.9] [%clk 0:01:09] } 53. Kh3 { [%eval -5.33] [%clk 0:00:05] } 53... Rf2?! { [%eval -4.08] } { Inaccuracy. g5 was best. } { [%clk 0:01:02] } 54. Kg3 { [%eval -4.08] [%clk 0:00:06] } 54... Re2 { [%eval -4.04] [%clk 0:01:01] } 55. Kf3?! { [%eval -5.38] } { Inaccuracy. Rb1 was best. } { [%clk 0:00:05] } 55... Rb2 { [%eval -4.26] [%clk 0:01:00] } 56. Kg3 { [%eval -4.28] [%clk 0:00:06] } 56... Kh6?? { [%eval 0.0] } { Blunder. g5 was best. } { [%clk 0:00:45] } 57. Rxh2+ { [%eval 0.0] [%clk 0:00:05] } 57... Rxh2 { [%eval 0.0] [%clk 0:00:45] } 58. Kxh2 { [%eval 0.0] [%clk 0:00:06] } 58... g5 { [%eval 0.0] [%clk 0:00:27] } 59. fxg5+ { [%eval 0.0] [%clk 0:00:06] } 59... Kxg5 { [%eval 0.0] [%clk 0:00:31] } 60. Kg3 { [%eval 0.0] [%clk 0:00:08] } 60... f4+ { [%eval 0.0] [%clk 0:00:32] } 61. Kf3 { [%eval 0.0] [%clk 0:00:10] } 61... Kf5 { [%eval 0.0] [%clk 0:00:33] } 62. Kf2 { [%eval 0.0] [%clk 0:00:11] } 62... Kg4 { [%eval 0.0] [%clk 0:00:34] } 63. Kg2 { [%eval 0.0] [%clk 0:00:13] } 63... f3+ { [%eval 0.0] [%clk 0:00:35] } 64. Kf2 { [%eval 0.0] [%clk 0:00:14] } 64... Kf4 { [%eval 0.0] [%clk 0:00:37] } 65. Kf1 { [%eval 0.0] [%clk 0:00:16] } 65... Ke4 { [%eval 0.0] [%clk 0:00:37] } 66. Kf2 { [%eval 0.0] [%clk 0:00:17] } 66... Kf4 { [%eval 0.0] [%clk 0:00:38] } 67. Kf1 { [%eval 0.0] [%clk 0:00:18] } 67... Kf5 { [%eval 0.0] [%clk 0:00:40] } 68. Kf2 { [%eval 0.0] [%clk 0:00:19] } 68... Kg4 { [%eval 0.0] [%clk 0:00:41] } 69. Kf1 { [%eval 0.0] [%clk 0:00:18] } 69... Kg3 { [%eval 0.0] [%clk 0:00:43] } 70. Kg1 { [%eval 0.0] [%clk 0:00:19] } 70... Kf4 { [%eval 0.0] [%clk 0:00:43] } 71. Kf2 { [%eval 0.0] [%clk 0:00:20] } 71... Ke4 { [%eval 0.0] [%clk 0:00:44] } 72. Kf1 { [%eval 0.0] [%clk 0:00:22] } 72... Kd3 { [%eval 0.0] [%clk 0:00:45] } 73. Kf2 { [%eval 0.0] [%clk 0:00:23] } 73... Ke4 { [%eval 0.0] [%clk 0:00:52] } 74. Kf1 { [%eval 0.0] [%clk 0:00:30] } 74... Ke3 { [%eval 0.0] [%clk 0:00:54] } 75. Ke1 { [%eval 0.0] [%clk 0:00:31] } 75... Kd3 { [%eval 0.0] [%clk 0:00:54] } 76. Kf2 { [%eval 0.0] [%clk 0:00:32] } 76... Ke4 { [%eval 0.0] [%clk 0:00:55] } 77. Kf1 { [%eval 0.0] [%clk 0:00:34] } 77... Kf5 { [%eval 0.0] [%clk 0:00:56] } 78. Kf2 { [%eval 0.0] [%clk 0:00:35] } 78... Kf4 { [%eval 0.0] [%clk 0:00:58] } 79. Kf1 { [%eval 0.0] [%clk 0:00:36] } 79... Kg4 { [%eval 0.0] [%clk 0:00:56] } 80. Kf2 { [%eval 0.0] [%clk 0:00:37] } 80... Kf4 { [%eval 0.0] [%clk 0:00:56] } 81. Kf1 { [%eval 0.0] [%clk 0:00:38] } 81... Ke3 { [%eval 0.0] [%clk 0:00:56] } 82. Ke1 { [%eval 0.0] [%clk 0:00:40] } 82... Ke4 { [%eval 0.0] [%clk 0:00:57] } 83. Kf2 { [%eval 0.0] [%clk 0:00:41] } 83... Kf4 { [%eval 0.0] [%clk 0:00:56] } 84. Kf1 { [%eval 0.0] [%clk 0:00:42] } 84... Kg4 { [%eval 0.0] [%clk 0:00:57] } 85. Kf2 { [%eval 0.0] [%clk 0:00:44] } 85... Kf4 { [%eval 0.0] [%clk 0:00:58] } 86. Kf1 { [%eval 0.0] [%clk 0:00:45] } 86... Kg3 { [%eval 0.0] [%clk 0:00:59] } 87. Kg1 { [%eval 0.0] [%clk 0:00:46] } 87... Kf4 { [%eval 0.0] [%clk 0:01:01] } 88. Kf2 { [%eval 0.0] [%clk 0:00:47] } 88... Kg4 { [%eval 0.0] [%clk 0:01:03] } 89. Kf1 { [%eval 0.0] [%clk 0:00:47] } 89... Kh3 { [%eval 0.0] [%clk 0:01:03] } 90. Kf2 { [%eval 0.0] [%clk 0:00:49] } 90... Kg4 { [%eval 0.0] [%clk 0:01:04] } 91. Kf1 { [%eval 0.0] [%clk 0:00:50] } 91... Kf4 { [%eval 0.0] [%clk 0:01:06] } 92. Kf2 { [%eval 0.0] [%clk 0:00:51] } 92... Ke4 { [%eval 0.0] [%clk 0:01:06] } 93. Kf1 { [%eval 0.0] [%clk 0:00:53] } 93... Ke3 { [%eval 0.0] [%clk 0:01:07] } 94. Ke1 { [%eval 0.0] [%clk 0:00:54] } 94... Kf4 { [%eval 0.0] [%clk 0:01:08] } 95. Kf2 { [%eval 0.0] [%clk 0:00:56] } 95... Ke4 { [%eval 0.0] [%clk 0:01:09] } 96. Kf1 { [%eval 0.0] [%clk 0:00:57] } 96... Kd3 { [%eval 0.0] [%clk 0:01:10] } 97. Kf2 { [%clk 0:00:57] } 97... Ke4 { [%clk 0:01:12] } 98. Kf1 { [%clk 0:00:58] } 98... Ke3 { [%clk 0:01:13] } 99. Ke1 { [%clk 0:00:59] } 1/2-1/2