Event: 2022 Summer Classic - Group B
Site: Saint Louis, Missouri, United States
Date: 2022-06-06
White: Jacobson, Brandon
WhiteTitle: GM
WhiteElo: 2526
Black: Antipov, Mikhail
BlackTitle: GM
BlackElo: 2592
Result: 1/2-1/2
ECO: D90
Opening: Grünfeld Defense: Flohr Variation
Variant: Standard
TimeControl: 40/90, SD/30, +30

1. d4 { [%eval 0.21] [%clk 1:30:56] } 1... Nf6 { [%eval 0.23] [%clk 1:30:57] } 2. c4 { [%eval 0.2] [%clk 1:31:21] } 2... g6 { [%eval 0.3] [%clk 1:31:24] } 3. Nc3 { [%eval 0.31] [%clk 1:31:45] } 3... d5 { [%eval 0.2] [%clk 1:31:52] } 4. Nf3 { [%eval 0.22] [%clk 1:32:05] } 4... Bg7 { [%eval 0.27] [%clk 1:32:19] } 5. Qa4+ { [%eval 0.0] [%clk 1:32:18] } 5... Bd7 { [%eval 0.14] [%clk 1:32:34] } 6. Qb3 { [%eval 0.0] [%clk 1:32:42] } 6... dxc4 { [%eval 0.0] [%clk 1:32:24] } 7. Qxc4 { [%eval 0.0] [%clk 1:33:07] } 7... O-O { [%eval 0.0] [%clk 1:32:42] } 8. Bf4 { [%eval -0.18] [%clk 1:33:25] } 8... c6 { [%eval -0.26] [%clk 1:33:07] } 9. e4 { [%eval -0.06] [%clk 1:32:50] } 9... Qa5 { [%eval 0.2] [%clk 1:32:26] } 10. b4 { [%eval 0.07] [%clk 1:32:15] } 10... Qd8 { [%eval 0.19] [%clk 1:32:20] } 11. a4 { [%eval 0.07] [%clk 1:32:38] } 11... a5 { [%eval 0.14] [%clk 1:15:35] } 12. b5 { [%eval 0.0] [%clk 1:32:13] } 12... Be6 { [%eval 0.37] [%clk 1:15:50] } 13. Qd3 { [%eval 0.09] [%clk 1:32:36] } 13... cxb5 { [%eval 0.12] [%clk 1:14:04] } 14. axb5 { [%eval 0.09] [%clk 1:32:38] } 14... Nbd7 { [%eval 0.1] [%clk 1:14:26] } 15. Be2 { [%eval -0.08] [%clk 1:33:03] } 15... Bb3? { [%eval 0.95] } { Mistake. Nb6 was best. } { [%clk 0:58:44] } 16. h3?! { [%eval 0.0] } { Inaccuracy. Nd2 was best. } { [%clk 0:46:51] } 16... Nh5 { [%eval 0.03] [%clk 0:52:07] } 17. Bh2 { [%eval -0.03] [%clk 0:46:42] } 17... Rc8?! { [%eval 0.64] } { Inaccuracy. e5 was best. } { [%clk 0:41:54] } 18. Qe3 { [%eval 0.7] [%clk 0:42:16] } 18... e5 { [%eval 0.93] [%clk 0:28:11] } 19. Nxe5 { [%eval 0.51] [%clk 0:39:33] } 19... Nxe5 { [%eval 0.96] [%clk 0:28:25] } 20. dxe5 { [%eval 0.94] [%clk 0:34:05] } 20... Qe7 { [%eval 0.8] [%clk 0:26:58] } 21. Nd5 { [%eval 0.87] [%clk 0:16:30] } 21... Bxd5 { [%eval 0.76] [%clk 0:21:55] } 22. exd5 { [%eval 0.95] [%clk 0:16:54] } 22... Qb4+ { [%eval 0.74] [%clk 0:19:29] } 23. Qd2 { [%eval 0.47] [%clk 0:08:52] } 23... Rfe8?? { [%eval 2.68] } { Blunder. Qxd2+ was best. } { [%clk 0:05:01] } 24. f4 { [%eval 2.07] [%clk 0:03:45] } 24... Nxf4? { [%eval 4.22] } { Mistake. Qe4 was best. } { [%clk 0:04:15] } 25. Bxf4 { [%eval 4.26] [%clk 0:02:37] } 25... Bxe5 { [%eval 4.06] [%clk 0:04:43] } 26. Bxe5 { [%eval 2.75] [%clk 0:02:26] } 26... Rxe5 { [%eval 4.31] [%clk 0:05:11] } 27. Qxb4 { [%eval 4.73] [%clk 0:02:26] } 27... axb4 { [%eval 3.91] [%clk 0:05:40] } 28. Kf2 { [%eval 4.13] [%clk 0:02:50] } 28... Rc2 { [%eval 4.01] [%clk 0:06:07] } 29. Rhe1 { [%eval 3.66] [%clk 0:03:17] } 29... Rxd5 { [%eval 3.63] [%clk 0:05:24] } 30. Rab1?! { [%eval 2.31] } { Inaccuracy. Rac1 was best. } { [%clk 0:02:47] } 30... Rxb5 { [%eval 2.57] [%clk 0:05:34] } 31. Rb3 { [%eval 2.36] [%clk 0:03:16] } 31... Rf5+ { [%eval 2.44] [%clk 0:02:31] } 32. Kg1 { [%eval 2.48] [%clk 0:03:33] } 32... Re5 { [%eval 2.53] [%clk 0:01:00] } 33. Kf1 { [%eval 2.29] [%clk 0:03:59] } 33... Re4 { [%eval 2.79] [%clk 0:00:50] } 34. Bf3 { [%eval 2.89] [%clk 0:03:54] } 34... Rxe1+ { [%eval 2.69] [%clk 0:01:00] } 35. Kxe1 { [%eval 2.69] [%clk 0:04:22] } 35... Rc4 { [%eval 2.75] [%clk 0:01:20] } 36. Bxb7 { [%eval 2.4] [%clk 0:04:17] } 36... Kg7 { [%eval 2.37] [%clk 0:01:39] } 37. Kd2 { [%eval 2.37] [%clk 0:04:19] } 37... h5 { [%eval 2.82] [%clk 0:01:15] } 38. Ba6 { [%eval 2.97] [%clk 0:02:56] } 38... Rh4 { [%eval 2.79] [%clk 0:00:37] } 39. Bf1?! { [%eval 1.65] } { Inaccuracy. Bd3 was best. } { [%clk 0:00:43] } 39... Rf4 { [%eval 1.7] [%clk 0:00:55] } 40. Be2? { [%eval 0.41] } { Mistake. Ke1 was best. } { [%clk 0:00:36] } 40... Rf2 { [%eval 0.33] [%clk 0:00:32] } 41. g3 { [%eval 0.57] [%clk 0:23:41] } 41... Rh2 { [%eval 0.45] [%clk 0:18:50] } 42. h4 { [%eval 0.96] [%clk 0:23:24] } 42... Rh3 { [%eval 0.65] [%clk 0:03:58] } 43. Bf1 { [%eval 1.03] [%clk 0:20:23] } 43... Rh2+ { [%eval 0.97] [%clk 0:04:25] } 44. Ke3 { [%eval 0.0] [%clk 0:20:46] } 44... Rc2? { [%eval 1.28] } { Mistake. Ra2 was best. } { [%clk 0:04:52] } 45. Rxb4 { [%eval 1.25] [%clk 0:20:48] } 45... Rc7 { [%eval 0.71] [%clk 0:05:17] } 46. Bc4 { [%eval 0.68] [%clk 0:12:00] } 46... Re7+ { [%eval 1.04] [%clk 0:05:35] } 47. Kd4 { [%eval 0.83] [%clk 0:12:25] } 47... Ra7 { [%eval 0.64] [%clk 0:05:41] } 48. Ke5 { [%eval 1.03] [%clk 0:12:39] } 48... Re7+ { [%eval 0.87] [%clk 0:05:47] } 49. Kd4 { [%eval 0.0] [%clk 0:12:49] } 49... Ra7 { [%eval 1.3] [%clk 0:06:14] } 50. Bd5?! { [%eval 0.67] } { Inaccuracy. Bd3 was best. } { [%clk 0:13:16] } 50... Re7 { [%eval 0.96] [%clk 0:04:49] } 51. Rb3 { [%eval 0.45] [%clk 0:13:39] } 51... Ra7 { [%eval 0.26] [%clk 0:04:46] } 52. Ke5 { [%eval 0.0] [%clk 0:14:02] } 52... Re7+ { [%eval 0.74] [%clk 0:04:46] } 53. Kd6 { [%eval 0.16] [%clk 0:14:27] } 53... Ra7 { [%eval 0.42] [%clk 0:05:14] } 54. Re3 { [%eval 0.69] [%clk 0:14:33] } 54... Ra6+ { [%eval 0.44] [%clk 0:05:16] } 55. Ke7 { [%eval 0.67] [%clk 0:13:29] } 55... Ra5 { [%eval 0.51] [%clk 0:05:32] } 56. Kd6 { [%eval 0.82] [%clk 0:10:36] } 56... Ra6+ { [%eval 0.24] [%clk 0:05:46] } 57. Bc6 { [%eval 0.37] [%clk 0:11:04] } 57... Ra7 { [%eval 0.79] [%clk 0:06:05] } 58. Bb5?! { [%eval 0.2] } { Inaccuracy. Bf3 was best. } { [%clk 0:06:40] } 58... Ra5 { [%eval 0.46] [%clk 0:06:06] } 59. Bd3 { [%eval 0.65] [%clk 0:06:49] } 59... Ra3 { [%eval 1.38] [%clk 0:06:11] } 60. Rf3? { [%eval 0.32] } { Mistake. Kc5 was best. } { [%clk 0:06:49] } 60... Rc3 { [%eval 0.08] [%clk 0:04:45] } 61. Ke5 { [%eval 0.45] [%clk 0:07:10] } 61... Ra3 { [%eval 0.38] [%clk 0:05:09] } 62. Be4 { [%eval 0.22] [%clk 0:07:18] } 62... Ra7 { [%eval 0.18] [%clk 0:05:27] } 63. Rb3 { [%eval 0.11] [%clk 0:06:41] } 63... Re7+ { [%eval 0.04] [%clk 0:05:49] } 64. Kd4 { [%eval 0.66] [%clk 0:07:06] } 64... Ra7 { [%eval 1.0] [%clk 0:06:16] } 65. Bb7?! { [%eval 0.39] } { Inaccuracy. Bd5 was best. } { [%clk 0:07:32] } 65... Ra5?! { [%eval 1.05] } { Inaccuracy. Ra2 was best. } { [%clk 0:06:37] } 66. Bd5?! { [%eval 0.35] } { Inaccuracy. Bc6 was best. } { [%clk 0:07:52] } 66... Ra7 { [%eval 0.88] [%clk 0:06:59] } 67. Ke5 { [%eval 0.65] [%clk 0:08:17] } 67... Re7+ { [%eval 0.45] [%clk 0:07:06] } 68. Kd6 { [%eval 0.31] [%clk 0:08:46] } 68... Ra7 { [%eval 0.92] [%clk 0:07:32] } 69. Bb7?! { [%eval 0.14] } { Inaccuracy. Kc5 was best. } { [%clk 0:09:12] } 69... Kf8 { [%eval 0.34] [%clk 0:07:39] } 70. Kd7 { [%eval 0.66] [%clk 0:08:51] } 70... Ra5 { [%eval 0.85] [%clk 0:07:59] } 71. Kd6 { [%eval 0.22] [%clk 0:05:04] } 71... Ra7 { [%eval 0.13] [%clk 0:08:19] } 72. Bd5 { [%eval 0.0] [%clk 0:04:23] } 72... Kg7 { [%eval 0.62] [%clk 0:08:43] } 73. Ke5?! { [%eval 0.0] } { Inaccuracy. Kc5 was best. } { [%clk 0:04:49] } 73... Re7+ { [%eval 0.49] [%clk 0:09:09] } 74. Kf4 { [%eval 0.41] [%clk 0:05:17] } 74... Rd7 { [%eval 0.48] [%clk 0:09:32] } 75. Rd3 { [%eval 0.75] [%clk 0:05:33] } 75... Ra7 { [%eval 0.05] [%clk 0:09:46] } 76. Rd4 { [%eval 0.37] [%clk 0:06:01] } 76... Rd7 { [%eval 0.47] [%clk 0:10:09] } 77. Rd1 { [%eval 0.27] [%clk 0:05:45] } 77... Ra7 { [%eval 0.0] [%clk 0:10:33] } 78. Rc1 { [%eval 0.53] [%clk 0:06:12] } 78... Re7 { [%eval 0.12] [%clk 0:10:57] } 79. g4 { [%eval 0.0] [%clk 0:06:33] } 79... hxg4 { [%eval 0.0] [%clk 0:11:21] } 80. Kxg4 { [%eval 0.0] [%clk 0:07:00] } 80... Rd7 { [%eval 0.0] [%clk 0:11:44] } 81. Rc5 { [%eval 0.0] [%clk 0:07:10] } 81... Re7 { [%eval 0.0] [%clk 0:12:09] } 82. Bf3 { [%eval 0.0] [%clk 0:07:25] } 82... Ra7 { [%eval 0.0] [%clk 0:12:34] } 83. h5 { [%eval -0.12] [%clk 0:07:44] } 83... gxh5+ { [%eval 0.0] [%clk 0:12:56] } 84. Rxh5 { [%eval -0.12] [%clk 0:08:09] } 84... Ra4+ { [%eval -0.02] [%clk 0:13:23] } 85. Kg3 { [%eval 0.0] [%clk 0:08:34] } 85... Rd4 { [%eval -0.11] [%clk 0:13:48] } 86. Re5 { [%eval -0.12] [%clk 0:08:58] } 86... Rd6 { [%eval -0.09] [%clk 0:14:10] } 87. Bd5 { [%eval 0.0] [%clk 0:09:15] } 87... Rf6 { [%eval -0.09] [%clk 0:14:28] } 88. Kg4 { [%eval -0.18] [%clk 0:08:57] } 88... Kf8 { [%eval 0.0] [%clk 0:14:37] } 89. Bc4 { [%eval 0.0] [%clk 0:09:15] } 89... Kg7 { [%eval 0.0] [%clk 0:15:02] } 90. Bd3 { [%eval -0.19] [%clk 0:09:13] } 90... Kf8 { [%eval 0.0] [%clk 0:15:23] } 91. Bf5 { [%eval 0.0] [%clk 0:09:32] } 91... Kg7 { [%eval 0.0] [%clk 0:15:45] } 92. Re7 { [%eval 0.0] [%clk 0:09:58] } 92... Rb6 { [%eval 0.0] [%clk 0:16:07] } 93. Ra7 { [%eval 0.0] [%clk 0:10:20] } 93... Rd6 { [%eval 0.0] [%clk 0:16:16] } 94. Kf4 { [%eval -0.08] [%clk 0:10:46] } 94... Rb6 { [%eval 0.0] [%clk 0:16:43] } 95. Be4 { [%eval -0.11] [%clk 0:11:11] } 95... Rf6+ { [%eval 0.0] [%clk 0:17:08] } 96. Ke5 { [%eval 0.0] [%clk 0:11:38] } 96... Re6+ { [%eval 0.0] [%clk 0:17:35] } 97. Kd4 { [%eval -0.08] [%clk 0:12:04] } 97... Rf6 { [%eval 0.0] [%clk 0:17:59] } 98. Bd5 { [%eval -0.06] [%clk 0:12:31] } 98... Rf4+ { [%eval 0.0] [%clk 0:18:21] } 99. Ke5 { [%eval 0.0] [%clk 0:12:53] } 99... Rf1 { [%eval 0.0] [%clk 0:18:45] } 100. Kd6 { [%eval -0.13] [%clk 0:13:12] } 100... Rf6+ { [%eval 0.0] [%clk 0:18:57] } 101. Kd7 { [%eval -0.25] [%clk 0:13:33] } 101... Rf5 { [%eval -0.07] [%clk 0:19:22] } 102. Ra5 { [%eval -0.1] [%clk 0:13:41] } 102... Re5 { [%eval -0.06] [%clk 0:19:42] } 103. Kd6 { [%eval -0.09] [%clk 0:14:04] } 103... Rf5 { [%eval -0.08] [%clk 0:20:08] } 104. Ra1 { [%eval -0.15] [%clk 0:14:30] } 104... Rf2 { [%eval 0.0] [%clk 0:20:02] } 105. Bc4 { [%eval -0.22] [%clk 0:14:52] } 105... Rf4 { [%eval 0.0] [%clk 0:20:00] } 106. Rc1 { [%eval -0.16] [%clk 0:15:18] } 106... Kf8 { [%eval 0.0] [%clk 0:20:17] } 1/2-1/2