Event: Round 9: Harshit Raja - Aleksandr Ostrovskiy
Site: https://lichess.org/study/IO9TGKC3/REjABhZy
Date: 2022-10-30
White: Harshit Raja
WhiteTitle: GM
Black: Aleksandr Ostrovskiy
BlackTitle: IM
Result: 1/2-1/2
ECO: B12
Opening: Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense
Variant: Standard

1. e4 { [%eval 0.0] [%clk 1:30:52] } 1... c6?! { [%eval 0.56] } { Inaccuracy. e6 was best. } { [%clk 1:25:46] } 2. d4 { [%eval 0.41] [%clk 1:31:06] } 2... d5 { [%eval 0.28] [%clk 1:26:11] } 3. e5 { [%eval 0.28] [%clk 1:31:30] } 3... c5 { [%eval 0.44] [%clk 1:26:37] } 4. dxc5 { [%eval 0.5] [%clk 1:31:44] } 4... e6 { [%eval 0.31] [%clk 1:26:57] } 5. a3 { [%eval 0.25] [%clk 1:32:03] } 5... Bxc5 { [%eval 0.33] [%clk 1:25:06] } 6. Nf3 { [%eval 0.37] [%clk 1:32:22] } 6... f6 { [%eval 0.41] [%clk 1:23:12] } 7. b4 { [%eval 0.3] [%clk 1:22:43] } 7... Be7 { [%eval 0.37] [%clk 1:22:57] } 8. Bb2 { [%eval 0.34] [%clk 1:21:07] } 8... a5 { [%eval 0.3] [%clk 1:20:34] } 9. b5 { [%eval 0.32] [%clk 1:19:36] } 9... Nd7 { [%eval 0.28] [%clk 1:19:16] } 10. Bd3 { [%eval -0.06] [%clk 1:14:13] } 10... Nh6 { [%eval -0.03] [%clk 1:17:38] } 11. Nbd2 { [%eval 0.15] [%clk 1:08:01] } 11... Nf7 { [%eval 0.14] [%clk 1:17:03] } 12. exf6 { [%eval 0.0] [%clk 1:08:06] } 12... Bxf6 { [%eval 0.11] [%clk 1:17:10] } 13. Bxf6 { [%eval 0.1] [%clk 1:07:24] } 13... Qxf6 { [%eval 0.17] [%clk 1:17:14] } 14. c4 { [%eval 0.17] [%clk 1:05:47] } 14... Nc5 { [%eval 0.1] [%clk 1:10:45] } 15. Bc2 { [%eval 0.21] [%clk 1:05:43] } 15... O-O { [%eval 0.11] [%clk 1:08:48] } 16. O-O { [%eval 0.0] [%clk 1:05:19] } 16... b6 { [%eval 0.43] [%clk 0:57:14] } 17. cxd5 { [%eval 0.16] [%clk 1:02:17] } 17... exd5 { [%eval 0.22] [%clk 0:56:16] } 18. Nb3 { [%eval 0.05] [%clk 1:02:40] } 18... Bb7 { [%eval 0.12] [%clk 0:53:13] } 19. Qd4 { [%eval 0.13] [%clk 0:59:08] } 19... Nd6 { [%eval 0.24] [%clk 0:45:12] } 20. a4 { [%eval 0.11] [%clk 0:54:21] } 20... Nde4 { [%eval 0.43] [%clk 0:39:49] } 21. Bxe4 { [%eval 0.22] [%clk 0:49:13] } 21... Nxe4 { [%eval 0.35] [%clk 0:34:33] } 22. Ne5 { [%eval 0.0] [%clk 0:38:54] } 22... Nc5 { [%eval 0.0] [%clk 0:26:39] } 23. Rab1 { [%eval -0.14] [%clk 0:37:25] } 23... Rac8 { [%eval -0.12] [%clk 0:19:05] } 24. f4 { [%eval 0.07] [%clk 0:27:31] } 24... Nxb3 { [%eval -0.22] [%clk 0:12:19] } 25. Rxb3 { [%eval 0.0] [%clk 0:27:56] } 25... Rc4 { [%eval -0.1] [%clk 0:12:22] } 26. Qd2 { [%eval 0.0] [%clk 0:28:02] } 26... Rxf4 { [%eval -0.27] [%clk 0:09:49] } 27. Qxf4 { [%eval -0.23] [%clk 0:28:00] } 27... Qxf4 { [%eval -0.18] [%clk 0:10:09] } 28. Rxf4 { [%eval -0.16] [%clk 0:28:25] } 28... Rxf4 { [%eval -0.12] [%clk 0:10:37] } 29. Rc3 { [%eval -0.24] [%clk 0:28:51] } 29... Re4 { [%eval 0.0] [%clk 0:05:32] } 30. Nd7 { [%eval -0.13] [%clk 0:26:19] } 30... d4 { [%eval -0.08] [%clk 0:04:14] } 31. Rd3 { [%eval -0.23] [%clk 0:26:01] } 31... Re6 { [%eval -0.05] [%clk 0:00:40] } 32. Rxd4 { [%eval -0.26] [%clk 0:26:22] } 32... Kf7 { [%eval -0.28] [%clk 0:00:45] } 33. Rc4?! { [%eval -0.95] } { Inaccuracy. Kf2 was best. } { [%clk 0:25:58] } 33... Bd5 { [%eval -0.79] [%clk 0:00:35] } 34. Rd4 { [%eval -0.74] [%clk 0:22:49] } 34... Bb7?! { [%eval -0.09] } { Inaccuracy. Bb3 was best. } { [%clk 0:01:04] } 35. Rc4?! { [%eval -0.76] } { Inaccuracy. Nb8 was best. } { [%clk 0:22:06] } 35... Ke8 { [%eval -0.28] [%clk 0:00:41] } 36. Rc7? { [%eval -1.72] } { Mistake. Rd4 was best. } { [%clk 0:21:15] } 36... Be4?! { [%eval -0.91] } { Inaccuracy. Bd5 was best. } { [%clk 0:00:47] } 37. Nb8 { [%eval -0.91] [%clk 0:21:20] } 37... Rg6 { [%eval -0.71] [%clk 0:00:55] } 38. g3 { [%eval -0.56] [%clk 0:20:46] } 38... Bd5 { [%eval -0.09] [%clk 0:00:50] } 39. Kf2?! { [%eval -0.97] } { Inaccuracy. Nc6 was best. } { [%clk 0:16:41] } 39... Bb3 { [%eval -0.77] [%clk 0:00:37] } 40. Nc6 { [%eval -0.49] [%clk 0:15:50] } 40... Bxa4 { [%eval -0.38] [%clk 0:00:45] } 41. Nd4 { [%eval -0.6] [%clk 0:16:11] } 41... Rg5 { [%eval -0.39] [%clk 0:00:33] } 42. h4 { [%eval -0.4] [%clk 0:13:22] } 42... Rg4 { [%eval -0.32] [%clk 0:00:34] } 43. Nf5?? { [%eval -2.62] } { Blunder. Ke3 was best. } { [%clk 0:12:59] } 43... Kd8 { [%eval -3.03] [%clk 0:00:36] } 44. Rb7 { [%eval -3.73] [%clk 0:12:57] } 44... Bxb5 { [%eval -3.53] [%clk 0:00:40] } 45. Nxg7?! { [%eval -5.4] } { Inaccuracy. Rxb6 was best. } { [%clk 0:12:09] } 45... Bd7 { [%eval -5.65] [%clk 0:00:47] } 46. Nh5 { [%eval -6.14] [%clk 0:12:28] } 46... Rg6 { [%eval -6.18] [%clk 0:00:55] } 47. Nf4 { [%eval -7.01] [%clk 0:12:50] } 47... Rd6 { [%eval -6.0] [%clk 0:01:10] } 48. g4?! { [%eval -9.4] } { Inaccuracy. Rb8+ was best. } { [%clk 0:13:06] } 48... a4 { [%eval -6.72] [%clk 0:00:35] } 49. Ra7 { [%eval -8.53] [%clk 0:13:08] } 49... b5?? { [%eval -3.91] } { Blunder. Kc8 was best. } 50. g5 { [%eval -4.07] [%clk 0:13:23] } 50... b4 { [%eval -4.22] [%clk 0:00:36] } 51. h5 { [%eval -4.38] [%clk 0:13:38] } 51... b3 { [%eval -3.86] [%clk 0:00:46] } 52. Rb7 { [%eval -4.45] [%clk 0:12:50] } 52... Bf5 { [%eval -4.58] [%clk 0:00:53] } 53. Ne2?! { [%eval -5.84] } { Inaccuracy. Rb4 was best. } { [%clk 0:12:42] } 53... Kc8? { [%eval -3.15] } { Mistake. Rd2 was best. } { [%clk 0:00:33] } 54. Rb4 { [%eval -2.65] [%clk 0:13:04] } 54... Ra6?? { [%eval -0.61] } { Blunder. Rd2 was best. } { [%clk 0:00:42] } 55. Nd4 { [%eval -0.8] [%clk 0:12:59] } 55... Bb1 { [%eval -0.27] [%clk 0:00:32] } 56. Nxb3 { [%eval -0.25] [%clk 0:13:05] } 56... axb3 { [%eval 0.0] [%clk 0:00:44] } 57. Rxb3 { [%eval 0.0] [%clk 0:13:33] } 57... Bf5 { [%eval 0.0] [%clk 0:00:36] } 58. Rf3 { [%eval 0.0] [%clk 0:13:23] } 58... Ra5 { [%eval 0.0] [%clk 0:00:38] } 59. g6 { [%eval 0.0] [%clk 0:13:15] } 59... hxg6 { [%eval 0.14] [%clk 0:00:40] } 60. hxg6 { [%eval 0.09] [%clk 0:13:39] } 60... Bxg6 { [%eval 0.13] [%clk 0:01:05] } 61. Rf6 { [%eval 0.24] [%clk 0:13:58] } 61... Bf5 { [%eval 0.16] [%clk 0:01:09] } 62. Rf7 { [%eval 0.12] [%clk 0:14:20] } 62... Bd7 { [%eval 0.25] [%clk 0:01:35] } 63. Ke3 { [%eval 0.06] [%clk 0:14:44] } 63... Kc7 { [%eval 0.09] [%clk 0:02:02] } 64. Rf6 { [%eval 0.15] [%clk 0:15:10] } 64... Re5+ { [%eval 0.11] [%clk 0:02:21] } 65. Kd4 { [%eval 0.07] [%clk 0:15:35] } 65... Rh5 { [%eval 0.11] [%clk 0:02:20] } 66. Rf4 { [%eval 0.09] [%clk 0:15:24] } 66... Kd6 { [%eval 0.14] [%clk 0:02:46] } 67. Rf6+ { [%eval 0.13] [%clk 0:15:51] } 67... Be6 { [%eval 0.12] [%clk 0:03:15] } 68. Rf4 { [%eval 0.17] [%clk 0:16:14] } 68... Rd5+ { [%eval 0.13] [%clk 0:03:34] } 69. Ke3 { [%eval 0.13] [%clk 0:16:40] } 69... Ra5 { [%eval 0.02] [%clk 0:03:51] } 70. Kd4 { [%eval 0.15] [%clk 0:17:07] } 70... Rb5 { [%eval 0.12] [%clk 0:04:08] } 71. Re4 { [%eval 0.07] [%clk 0:17:31] } 71... Bf5 { [%eval 0.11] [%clk 0:04:14] } 72. Rf4 { [%eval 0.1] [%clk 0:17:57] } 72... Ra5 { [%eval 0.12] [%clk 0:04:38] } 73. Kc3 { [%eval 0.06] [%clk 0:16:41] } 73... Ke5 { [%eval 0.14] [%clk 0:04:54] } 74. Rh4 { [%eval 0.11] [%clk 0:16:51] } 74... Ra8 { [%eval 0.11] [%clk 0:04:42] } 75. Rh5 { [%eval 0.0] [%clk 0:16:00] } 75... Rc8+ { [%eval 0.0] [%clk 0:05:09] } 76. Kb4 { [%eval 0.0] [%clk 0:16:15] } 76... Rc1 { [%eval 0.0] [%clk 0:04:38] } 77. Rg5 { [%eval 0.0] [%clk 0:16:38] } 77... Kf4 { [%eval 0.0] [%clk 0:05:04] } 78. Rh5 { [%eval 0.05] [%clk 0:17:02] } 78... Be4 { [%eval 0.0] [%clk 0:04:57] } 79. Rc5 { [%eval 0.0] [%clk 0:17:15] } 79... Rb1+ { [%eval 0.0] [%clk 0:05:17] } 80. Kc3 { [%eval 0.0] [%clk 0:17:39] } 80... Ke3 { [%eval 0.0] [%clk 0:05:38] } 81. Rc4 { [%eval 0.0] [%clk 0:17:45] } 81... Bd5 { [%eval 0.0] [%clk 0:05:20] } 82. Rc5 { [%eval 0.0] [%clk 0:17:55] } 82... Ke4 { [%eval 0.0] [%clk 0:05:42] } 83. Kd2 { [%eval 0.0] [%clk 0:17:47] } 83... Kd4 { [%eval 0.0] [%clk 0:05:47] } 84. Rc8 { [%eval 0.0] [%clk 0:17:37] } 84... Rb2+ { [%eval 0.0] [%clk 0:06:06] } 85. Rc2 { [%eval 0.0] [%clk 0:18:00] } 85... Rb3 { [%eval 0.0] [%clk 0:06:18] } 86. Rc8 { [%eval 0.0] [%clk 0:17:38] } 86... Rd3+ { [%eval 0.0] [%clk 0:04:58] } 87. Ke2 { [%eval 0.0] [%clk 0:17:56] } 87... Rg3 { [%eval 0.0] [%clk 0:05:01] } 88. Rd8 { [%eval 0.0] [%clk 0:18:17] } 88... Rg2+ { [%eval 0.0] [%clk 0:05:23] } 89. Kd1 { [%eval 0.0] [%clk 0:18:44] } 89... Rh2 { [%eval 0.0] [%clk 0:04:41] } 90. Rd7 { [%eval 0.0] [%clk 0:19:04] } 90... Kc4 { [%eval 0.0] [%clk 0:04:49] } 91. Ke1 { [%eval 0.0] [%clk 0:19:29] } 91... Be4 { [%eval 0.0] [%clk 0:04:26] } 92. Rd2 { [%eval 0.0] [%clk 0:19:55] } 92... Rh3 { [%eval 0.0] [%clk 0:04:26] } 93. Rd8 { [%eval 0.0] [%clk 0:19:45] } 93... Kc3 { [%eval 0.0] [%clk 0:04:17] } 94. Ke2 { [%eval 0.0] [%clk 0:20:00] } 94... Bd3+ { [%eval 0.0] [%clk 0:04:41] } 95. Kf2 { [%eval 0.0] [%clk 0:20:25] } 95... Kd2 { [%eval 0.0] [%clk 0:05:07] } 96. Rd4 { [%eval 0.0] [%clk 0:20:32] } 96... Rh8 { [%eval 0.0] [%clk 0:04:12] } 97. Rf4 { [%eval 0.0] [%clk 0:20:57] } 97... Re8 { [%eval 0.0] [%clk 0:04:29] } 98. Rf3 { [%eval 0.0] [%clk 0:21:17] } 98... Re7 { [%eval 0.0] [%clk 0:04:08] } 99. Rf4 { [%eval 0.0] [%clk 0:21:28] } 99... Re1 { [%eval 0.0] [%clk 0:04:28] } 100. Ra4 { [%eval 0.0] [%clk 0:21:13] } 100... Rf1+ { [%eval 0.0] [%clk 0:04:43] } 101. Kg3 { [%eval 0.0] [%clk 0:21:40] } 101... Ke3 { [%eval 0.0] [%clk 0:05:07] } 102. Ra3 { [%eval 0.0] [%clk 0:22:07] } 102... Rf8 { [%eval 0.0] [%clk 0:05:32] } 103. Rb3 { [%eval 0.0] [%clk 0:22:35] } 103... Rg8+ { [%eval 0.0] [%clk 0:05:51] } 104. Kh3 { [%eval 0.0] [%clk 0:23:02] } 104... Rg7 { [%eval 0.0] [%clk 0:06:10] } 105. Ra3 { [%eval 0.0] [%clk 0:23:28] } 105... Rg5 { [%eval 0.0] [%clk 0:06:39] } 106. Rb3 { [%eval 0.0] [%clk 0:23:49] } 106... Rb5 { [%eval 0.0] [%clk 0:07:07] } 107. Rxb5 { [%eval 0.07] [%clk 0:24:13] } 107... Bxb5 { [%clk 0:07:35] } 1/2-1/2