Event: Prague International Chess Festival - Karel Janecek Open
Site: Prague, Czech Republic
Date: 2023-06-24
White: Mitrabha, Guha
WhiteTitle: GM
WhiteElo: 2507
Black: Virostko, Petr
BlackTitle: FM
BlackElo: 2278
Result: 1/2-1/2
ECO: A45
Opening: Indian Defense
Variant: Standard
TimeControl: 90min/40 + 30min + 30sec/move

1. d4 { [%eval 0.0] [%clk 1:29:46] } 1... Nf6 { [%eval 0.28] [%clk 1:30:54] } 2. Bf4 { [%eval 0.0] [%clk 1:29:56] } 2... d5 { [%eval 0.06] [%clk 1:29:09] } 3. e3 { [%eval 0.09] [%clk 1:30:18] } 3... Bf5 { [%eval 0.35] [%clk 1:27:25] } 4. c4 { [%eval 0.13] [%clk 1:30:26] } 4... e6 { [%eval 0.33] [%clk 1:27:27] } 5. Nc3 { [%eval 0.12] [%clk 1:30:48] } 5... Bd6 { [%eval 0.25] [%clk 1:24:35] } 6. Bg5 { [%eval 0.0] [%clk 1:26:29] } 6... c6 { [%eval 0.12] [%clk 1:20:08] } 7. Qb3 { [%eval 0.04] [%clk 1:26:21] } 7... Qc7 { [%eval -0.11] [%clk 1:16:24] } 8. Bxf6 { [%eval 0.02] [%clk 1:25:45] } 8... gxf6 { [%eval 0.16] [%clk 1:16:48] } 9. Rc1 { [%eval 0.09] [%clk 1:25:52] } 9... Nd7 { [%eval 0.19] [%clk 1:11:28] } 10. Nge2?! { [%eval -0.52] } { Inaccuracy. cxd5 was best. } { [%clk 1:17:34] } 10... Qb6 { [%eval -0.18] [%clk 1:07:39] } 11. Ng3 { [%eval -0.24] [%clk 1:07:15] } 11... Qxb3 { [%eval -0.28] [%clk 1:04:07] } 12. axb3 { [%eval -0.23] [%clk 1:07:42] } 12... Bg6 { [%eval -0.24] [%clk 1:04:10] } 13. Be2 { [%eval -0.19] [%clk 1:05:54] } 13... a6 { [%eval -0.33] [%clk 1:02:10] } 14. O-O { [%eval -0.6] [%clk 1:04:39] } 14... h5 { [%eval -0.54] [%clk 0:56:20] } 15. h4 { [%eval -0.83] [%clk 1:01:00] } 15... Ke7 { [%eval -0.39] [%clk 0:55:45] } 16. Rfd1 { [%eval -0.18] [%clk 0:59:49] } 16... Rag8 { [%eval -0.31] [%clk 0:50:34] } 17. Nf1 { [%eval -0.12] [%clk 0:58:13] } 17... Rg7 { [%eval -0.02] [%clk 0:47:17] } 18. Bf3 { [%eval 0.0] [%clk 0:57:49] } 18... Bf5 { [%eval -0.04] [%clk 0:45:28] } 19. e4?! { [%eval -0.99] } { Inaccuracy. g3 was best. } { [%clk 0:53:53] } 19... dxe4 { [%eval -1.0] [%clk 0:44:07] } 20. Nxe4 { [%eval -0.95] [%clk 0:50:15] } 20... Bf4 { [%eval -0.4] [%clk 0:41:28] } 21. Rc3 { [%eval -0.41] [%clk 0:50:03] } 21... Bg4 { [%eval -0.15] [%clk 0:40:20] } 22. g3?! { [%eval -0.97] } { Inaccuracy. b4 was best. } { [%clk 0:37:08] } 22... f5 { [%eval -1.05] [%clk 0:32:52] } 23. Ned2 { [%eval -1.43] [%clk 0:36:48] } 23... Nf6 { [%eval -0.99] [%clk 0:30:27] } 24. Re1 { [%eval -0.94] [%clk 0:32:21] } 24... Bxd2 { [%eval -0.92] [%clk 0:26:05] } 25. Nxd2 { [%eval -0.95] [%clk 0:32:49] } 25... Bxf3?! { [%eval -0.36] } { Inaccuracy. f4 was best. } { [%clk 0:26:19] } 26. Rxf3 { [%eval -0.86] [%clk 0:32:54] } 26... Rd8 { [%eval -0.98] [%clk 0:25:37] } 27. Rxf5 { [%eval -1.06] [%clk 0:25:13] } 27... Rxd4 { [%eval -1.07] [%clk 0:25:50] } 28. Nf3 { [%eval -1.09] [%clk 0:25:22] } 28... Rd3 { [%eval -0.83] [%clk 0:24:30] } 29. b4 { [%eval -0.96] [%clk 0:20:37] } 29... Rb3 { [%eval -1.09] [%clk 0:23:10] } 30. b5 { [%eval -1.14] [%clk 0:21:06] } 30... cxb5 { [%eval -1.03] [%clk 0:20:27] } 31. cxb5 { [%eval -1.14] [%clk 0:21:34] } 31... Rxb2? { [%eval 0.0] } { Mistake. axb5 was best. } { [%clk 0:18:56] } 32. bxa6 { [%eval 0.0] [%clk 0:21:26] } 32... bxa6 { [%eval 0.0] [%clk 0:19:20] } 33. Ng5 { [%eval -0.09] [%clk 0:20:47] } 33... Rg8 { [%eval -0.12] [%clk 0:16:43] } 34. Rf4 { [%eval -0.36] [%clk 0:20:34] } 34... a5 { [%eval -0.24] [%clk 0:15:00] } 35. Ra1 { [%eval -0.23] [%clk 0:16:56] } 35... Ra8 { [%eval -0.28] [%clk 0:13:06] } 36. Ra3 { [%eval -0.51] [%clk 0:17:19] } 36... Rb5 { [%eval -0.59] [%clk 0:11:23] } 37. Kg2 { [%eval -0.61] [%clk 0:17:15] } 37... Rf5 { [%eval -0.67] [%clk 0:09:37] } 38. Rc4 { [%eval -0.54] [%clk 0:16:48] } 38... Ra7 { [%eval -0.4] [%clk 0:08:36] } 39. Rca4 { [%eval -0.6] [%clk 0:13:08] } 39... Nd5 { [%eval -0.17] [%clk 0:03:50] } 40. Rc4?! { [%eval -0.76] } { Inaccuracy. Nf3 was best. } { [%clk 0:12:48] } 40... Nb6 { [%eval -0.66] [%clk 0:03:15] } 41. Rc6 { [%eval -0.57] [%clk 0:12:44] } 41... Nd7 { [%eval -0.81] [%clk 0:00:44] } 42. Rc4 { [%eval -0.91] [%clk 0:12:00] } 42... Rb7 { [%eval -0.62] [%clk 0:24:44] } 43. Ra2 { [%eval -0.83] [%clk 0:43:05] } 43... f6 { [%eval -0.37] [%clk 0:19:57] } 44. Nh3 { [%eval -0.44] [%clk 0:42:53] } 44... Nb6 { [%eval -0.55] [%clk 0:17:36] } 45. Re4 { [%eval -0.53] [%clk 0:42:43] } 45... Nd5 { [%eval -0.52] [%clk 0:17:37] } 46. Rc4 { [%eval -0.49] [%clk 0:42:25] } 46... Rc7 { [%eval -0.57] [%clk 0:16:19] } 47. Rd4?! { [%eval -1.14] } { Inaccuracy. Rxc7+ was best. } { [%clk 0:42:17] } 47... Nc3 { [%eval -1.61] [%clk 0:15:40] } 48. Ra1 { [%eval -1.6] [%clk 0:41:23] } 48... a4 { [%eval -1.1] [%clk 0:15:16] } 49. Rb4 { [%eval -1.0] [%clk 0:41:38] } 49... Ra5 { [%eval -0.99] [%clk 0:14:25] } 50. Ra3 { [%eval -1.19] [%clk 0:41:55] } 50... e5 { [%eval -1.05] [%clk 0:14:09] } 51. g4 { [%eval -1.45] [%clk 0:41:36] } 51... hxg4 { [%eval -1.53] [%clk 0:13:57] } 52. Rxg4 { [%eval -1.52] [%clk 0:42:04] } 52... Ke6?! { [%eval -0.88] } { Inaccuracy. Kf7 was best. } { [%clk 0:13:18] } 53. h5 { [%eval -0.82] [%clk 0:42:21] } 53... Rac5 { [%eval -0.81] [%clk 0:11:20] } 54. h6 { [%eval -0.73] [%clk 0:41:51] } 54... Rh7 { [%eval -0.65] [%clk 0:10:19] } 55. Rg3 { [%eval -0.72] [%clk 0:41:56] } 55... Ne4 { [%eval -0.72] [%clk 0:08:40] } 56. Rg7 { [%eval -0.91] [%clk 0:41:20] } 56... Rxh6 { [%eval -0.86] [%clk 0:07:40] } 57. Rxa4 { [%eval -0.67] [%clk 0:41:48] } 57... Kf5 { [%eval -0.68] [%clk 0:07:21] } 58. Ra3 { [%eval -0.81] [%clk 0:41:51] } 58... Rg6+?! { [%eval -0.15] } { Inaccuracy. Rh4 was best. } { [%clk 0:07:03] } 59. Rxg6 { [%eval -0.17] [%clk 0:41:59] } 59... Kxg6 { [%eval -0.16] [%clk 0:07:29] } 60. Ra2 { [%eval -0.37] [%clk 0:41:07] } 60... Rc4 { [%eval -0.4] [%clk 0:07:37] } 61. Ng1 { [%eval -0.52] [%clk 0:41:23] } 61... Ng5 { [%eval -0.31] [%clk 0:07:29] } 62. Ne2 { [%eval -0.38] [%clk 0:41:29] } 62... Rg4+ { [%eval -0.36] [%clk 0:05:51] } 63. Ng3 { [%eval -0.34] [%clk 0:41:38] } 63... Rb4 { [%eval -0.29] [%clk 0:06:06] } 64. Ne2 { [%eval -0.37] [%clk 0:41:21] } 64... Rc4 { [%eval -0.29] [%clk 0:06:05] } 65. Rb2 { [%eval -0.34] [%clk 0:41:44] } 65... Ra4 { [%eval -0.25] [%clk 0:05:57] } 66. Rc2 { [%eval -0.4] [%clk 0:41:47] } 66... Ne6 { [%eval -0.27] [%clk 0:06:15] } 67. Rb2 { [%eval -0.47] [%clk 0:41:16] } 67... Ra6 { [%eval -0.51] [%clk 0:06:11] } 68. f3 { [%eval -0.43] [%clk 0:40:42] } 68... Ra4 { [%eval -0.33] [%clk 0:05:15] } 69. Rb6 { [%eval -0.27] [%clk 0:39:40] } 69... Ng5 { [%eval -0.31] [%clk 0:05:09] } 70. Rb2 { [%eval -0.26] [%clk 0:39:52] } 70... Rc4 { [%eval -0.3] [%clk 0:05:20] } 71. Ra2 { [%eval -0.46] [%clk 0:40:14] } 71... Rb4 { [%eval -0.38] [%clk 0:05:16] } 72. Rc2 { [%eval -0.45] [%clk 0:40:26] } 72... Ne6 { [%eval -0.55] [%clk 0:05:25] } 73. Rc6 { [%eval -0.4] [%clk 0:40:48] } 73... Kf7 { [%eval -0.38] [%clk 0:05:36] } 74. Rc2 { [%eval -0.54] [%clk 0:41:12] } 74... f5 { [%eval -0.56] [%clk 0:05:44] } 75. Ra2 { [%eval -0.48] [%clk 0:41:30] } 75... Rb6 { [%eval -0.66] [%clk 0:05:42] } 76. Kf2 { [%eval -0.49] [%clk 0:41:53] } 76... Rc6 { [%eval -0.23] [%clk 0:06:03] } 77. Ra7+ { [%eval -0.56] [%clk 0:42:06] } 77... Kf6 { [%eval -0.48] [%clk 0:06:22] } 78. Ra2 { [%eval -0.48] [%clk 0:42:31] } 78... f4 { [%eval -0.48] [%clk 0:06:00] } 79. Kg2 { [%eval -0.45] [%clk 0:40:00] } 79... Rc8 { [%eval -0.4] [%clk 0:05:52] } 80. Kf2 { [%eval -0.44] [%clk 0:40:16] } 80... Rc7 { [%eval -0.42] [%clk 0:06:04] } 81. Kg2 { [%eval -0.49] [%clk 0:40:39] } 81... Kf5 { [%eval -0.44] [%clk 0:05:36] } 82. Kf2 { [%eval -0.48] [%clk 0:40:56] } 82... Nc5 { [%eval -0.48] [%clk 0:04:53] } 83. Rd2 { [%eval -0.41] [%clk 0:40:31] } 83... Ne6 { [%eval -0.49] [%clk 0:05:16] } 84. Ra2 { [%eval -0.38] [%clk 0:40:58] } 84... Rc8 { [%eval -0.51] [%clk 0:05:39] } 85. Kg2 { [%eval -0.5] [%clk 0:41:05] } 85... Ng5 { [%eval -0.4] [%clk 0:05:58] } 86. Ng1 { [%eval -0.43] [%clk 0:41:05] } 86... Rc3 { [%eval -0.44] [%clk 0:05:35] } 87. Rb2 { [%eval -0.39] [%clk 0:41:27] } 87... Ra3 { [%eval -0.42] [%clk 0:06:01] } 88. Rc2 { [%eval -0.4] [%clk 0:41:27] } 88... Re3 { [%eval -0.41] [%clk 0:05:20] } 89. Ra2 { [%eval -0.46] [%clk 0:41:43] } 89... Rb3 { [%eval -0.4] [%clk 0:05:28] } 90. Rc2 { [%eval -0.42] [%clk 0:42:04] } 90... Kg6 { [%eval -0.39] [%clk 0:05:36] } 91. Rc6+ { [%eval -0.44] [%clk 0:41:57] } 91... Kh5 { [%eval -0.31] [%clk 0:05:23] } 92. Rc2 { [%eval -0.44] [%clk 0:41:47] } 92... e4 { [%eval -0.13] [%clk 0:05:11] } 93. fxe4 { [%eval -0.18] [%clk 0:41:49] } 93... Kg4 { [%eval -0.14] [%clk 0:04:48] } 94. e5 { [%eval -0.12] [%clk 0:41:38] } 94... Re3 { [%eval -0.08] [%clk 0:04:35] } 95. Rf2 { [%eval -0.16] [%clk 0:40:31] } 95... Rxe5 { [%eval -0.15] [%clk 0:03:30] } 96. Nf3?? { [%eval -7.18] } { Blunder. Kh2 was best. } { [%clk 0:40:20] } 96... Nxf3 { [%eval -7.93] [%clk 0:03:46] } 97. Rxf3 { [%eval -8.82] [%clk 0:40:49] } 97... Re3 { [%eval #-25] [%clk 0:02:45] } 98. Rf2 { [%eval -8.61] [%clk 0:31:48] } 98... f3+ { [%eval -11.35] [%clk 0:02:58] } 99. Kg1?! { [%eval #-22] } { Checkmate is now unavoidable. Kf1 was best. } { [%clk 0:32:14] } 99... Kg3?? { [%eval 0.0] } { Lost forced checkmate sequence. Re1+ was best. } { [%clk 0:03:16] } 100. Rg2+ { [%eval 0.0] [%clk 0:32:38] } 100... fxg2 { [%eval 0.0] [%clk 0:01:43] } 1/2-1/2