Event: British Chess Championships 2023: Championship
Site: The Venue, De Montfort University, United Kingdom
Date: 2023-07-23
White: Merriman, James
WhiteElo: 2067
Black: Kolbus, Dietmar
BlackElo: 2270
Result: 1-0
ECO: E40
Opening: Nimzo-Indian Defense: Rubinstein System
Variant: Standard
TimeControl: 40 moves in 90 mins + 30 mins + 30 secondss added from move 1

1. d4 { [%eval 0.0] [%clk 1:23:33] } 1... Nf6 { [%eval 0.28] [%clk 1:30:52] } 2. c4 { [%eval 0.16] [%clk 1:23:12] } 2... e6 { [%eval 0.23] [%clk 1:31:09] } 3. Nc3 { [%eval 0.05] [%clk 1:22:55] } 3... Bb4 { [%eval 0.25] [%clk 1:31:24] } 4. e3 { [%eval 0.0] [%clk 1:23:20] } 4... Bxc3+?! { [%eval 0.62] } { Inaccuracy. O-O was best. } { [%clk 1:31:38] } 5. bxc3 { [%eval 0.52] [%clk 1:23:42] } 5... d6 { [%eval 0.55] [%clk 1:32:03] } 6. Bd3 { [%eval 0.49] [%clk 1:18:04] } 6... Nbd7 { [%eval 0.59] [%clk 1:31:36] } 7. Ne2 { [%eval 0.88] [%clk 1:15:01] } 7... e5 { [%eval 0.77] [%clk 1:22:54] } 8. e4 { [%eval 0.86] [%clk 1:10:13] } 8... c5 { [%eval 0.81] [%clk 1:22:21] } 9. O-O { [%eval 0.83] [%clk 1:09:57] } 9... Qe7?! { [%eval 1.77] } { Inaccuracy. O-O was best. } { [%clk 1:11:08] } 10. Ng3 { [%eval 1.65] [%clk 1:08:05] } 10... g6 { [%eval 1.84] [%clk 0:50:49] } 11. f4 { [%eval 1.51] [%clk 0:50:00] } 11... h6 { [%eval 1.78] [%clk 0:44:24] } 12. Qf3 { [%eval 1.3] [%clk 0:31:56] } 12... Rh7?! { [%eval 2.18] } { Inaccuracy. b6 was best. } { [%clk 0:41:46] } 13. Bc2 { [%eval 2.02] [%clk 0:30:06] } 13... Kd8?? { [%eval 4.41] } { Blunder. Kf8 was best. } { [%clk 0:36:26] } 14. fxe5 { [%eval 4.31] [%clk 0:27:07] } 14... dxe5 { [%eval 4.38] [%clk 0:36:29] } 15. dxe5 { [%eval 4.16] [%clk 0:26:57] } 15... Qxe5?! { [%eval 5.61] } { Inaccuracy. Ne8 was best. } { [%clk 0:32:05] } 16. Bf4 { [%eval 5.76] [%clk 0:27:08] } 16... Qe6 { [%eval 5.64] [%clk 0:32:18] } 17. Rad1 { [%eval 5.9] [%clk 0:24:58] } 17... Ne8 { [%eval 5.69] [%clk 0:32:01] } 18. h4 { [%eval 4.96] [%clk 0:17:48] } 18... a5 { [%eval 5.6] [%clk 0:16:33] } 19. Rd5 { [%eval 4.87] [%clk 0:16:00] } 19... a4 { [%eval 5.42] [%clk 0:14:26] } 20. Rfd1 { [%eval 5.26] [%clk 0:15:39] } 20... Ke7 { [%eval 5.28] [%clk 0:14:38] } 21. Bd6+ { [%eval 4.22] [%clk 0:06:23] } 21... Nxd6 { [%eval 4.56] [%clk 0:14:38] } 22. Rxd6 { [%eval 4.14] [%clk 0:06:46] } 22... Qxd6 { [%eval 3.91] [%clk 0:14:18] } 23. Rxd6 { [%eval 4.48] [%clk 0:07:11] } 23... Kxd6 { [%eval 4.09] [%clk 0:14:29] } 24. e5+ { [%eval 4.11] [%clk 0:06:40] } 24... Ke7 { [%eval 4.05] [%clk 0:14:01] } 25. Qd5 { [%eval 4.52] [%clk 0:05:36] } 25... Ra6 { [%eval 4.42] [%clk 0:13:22] } 26. Ne4 { [%eval 4.75] [%clk 0:05:22] } 26... Rh8 { [%eval 4.92] [%clk 0:08:28] } 27. Nd6 { [%eval 4.96] [%clk 0:05:44] } 27... Rf8 { [%eval 4.98] [%clk 0:08:33] } 28. h5 { [%eval 4.92] [%clk 0:04:54] } 28... Rc6 { [%eval 5.47] [%clk 0:03:25] } 29. hxg6 { [%eval 4.66] [%clk 0:05:16] } 29... fxg6 { [%eval 4.64] [%clk 0:03:43] } 30. Bxg6 { [%eval 4.64] [%clk 0:05:10] } 30... Nb6 { [%eval 4.68] [%clk 0:03:46] } 31. Qe4 { [%eval 4.69] [%clk 0:04:34] } 31... Rxd6 { [%eval 4.53] [%clk 0:02:01] } 32. exd6+ { [%eval 4.41] [%clk 0:04:56] } 32... Kxd6 { [%eval 4.58] [%clk 0:02:27] } 33. Qd3+ { [%eval 4.64] [%clk 0:04:11] } 33... Kc7 { [%eval 4.58] [%clk 0:02:28] } 34. Qg3+ { [%eval 4.5] [%clk 0:04:36] } 34... Kd8 { [%eval 4.69] [%clk 0:02:45] } 35. Qh4+ { [%eval 4.43] [%clk 0:04:22] } 35... Kc7 { [%eval 4.67] [%clk 0:02:24] } 36. Qh2+ { [%eval 4.76] [%clk 0:04:47] } 36... Kd8 { [%eval 4.63] [%clk 0:02:41] } 37. Qxh6 { [%eval 4.68] [%clk 0:05:05] } 37... Nd7 { [%eval 4.66] [%clk 0:02:45] } 38. Bc2 { [%eval 4.31] [%clk 0:03:51] } 38... Rf6 { [%eval 4.75] [%clk 0:02:24] } 39. Qh8+ { [%eval 4.51] [%clk 0:03:43] } 39... Kc7 { [%eval 4.34] [%clk 0:01:29] } 40. Bxa4 { [%eval 4.44] [%clk 0:04:04] } 40... Ra6 { [%eval 4.46] [%clk 0:00:47] } 41. Qh2+ { [%eval 4.48] [%clk 0:03:47] } 41... Kd8 { [%eval 4.46] [%clk 0:00:39] } 42. Bb5 { [%eval 4.12] [%clk 0:02:52] } 42... Ra5?! { [%eval 5.71] } { Inaccuracy. Rxa2 was best. } 43. a3 { [%eval 4.56] } 43... Rxa3 { [%eval 4.64] [%clk 0:01:01] } 44. Qf4 { [%eval 4.33] } 44... Ra2 { [%eval 4.33] } 45. Qd6 { [%eval 4.17] [%clk 0:02:40] } 45... Ra1+ { [%eval 4.34] [%clk 0:26:20] } 46. Kh2 { [%eval 4.28] [%clk 0:32:20] } 46... Rf1 { [%eval 4.27] [%clk 0:26:26] } 47. g4 { [%eval 4.31] [%clk 0:26:36] } 47... Rf6 { [%eval 4.32] [%clk 0:26:49] } 48. Qd3 { [%eval 4.24] [%clk 0:26:07] } 48... Re6 { [%eval 4.14] [%clk 0:15:43] } 49. g5 { [%eval 4.22] [%clk 0:25:37] } 49... Kc7 { [%eval 4.48] [%clk 0:15:56] } 50. Bxd7?! { [%eval 3.21] } { Inaccuracy. Qh7 was best. } { [%clk 0:22:16] } 50... Bxd7 { [%eval 2.99] [%clk 0:16:19] } 51. g6 { [%eval 3.32] [%clk 0:20:19] } 51... Rd6 { [%eval 3.27] [%clk 0:14:09] } 52. Qg3 { [%eval 2.63] [%clk 0:20:21] } 52... Be6 { [%eval 2.76] [%clk 0:14:24] } 53. g7 { [%eval 2.7] [%clk 0:19:03] } 53... Bxc4 { [%eval 2.69] [%clk 0:13:23] } 54. g8=Q { [%eval 2.74] [%clk 0:17:08] } 54... Bxg8 { [%eval 2.72] [%clk 0:13:46] } 55. Qxg8 { [%eval 2.75] [%clk 0:17:35] } 55... Rc6 { [%eval 2.82] [%clk 0:13:04] } 56. Qf7+?! { [%eval 2.11] } { Inaccuracy. Kg2 was best. } { [%clk 0:16:58] } 56... Kb6 { [%eval 2.19] [%clk 0:12:56] } 57. Qb3+ { [%eval 2.17] [%clk 0:17:23] } 57... Kc7 { [%eval 2.89] [%clk 0:13:10] } 58. Kg2 { [%eval 2.96] [%clk 0:17:18] } 58... c4 { [%eval 3.47] [%clk 0:09:44] } 59. Qb4?? { [%eval 0.97] } { Blunder. Qb5 was best. } { [%clk 0:17:41] } 59... Kc8?? { [%eval 3.12] } { Blunder. b6 was best. } { [%clk 0:09:51] } 60. Kf3?? { [%eval 0.66] } { Blunder. Qf8+ was best. } { [%clk 0:18:06] } 60... Kc7?? { [%eval 3.28] } { Blunder. b6 was best. } { [%clk 0:10:13] } 61. Ke4? { [%eval 1.45] } { Mistake. Qa5+ was best. } { [%clk 0:18:26] } 61... Kc8?? { [%eval 3.5] } { Blunder. b6 was best. } { [%clk 0:09:52] } 62. Kd5 { [%eval 3.56] [%clk 0:18:20] } 62... Kc7 { [%eval 3.11] [%clk 0:10:00] } 63. Qf8 { [%eval 3.67] [%clk 0:18:17] } 63... Kb6 { [%eval 3.51] [%clk 0:09:46] } 64. Qd8+ { [%eval 3.64] [%clk 0:17:22] } 64... Kb5 { [%eval 3.98] [%clk 0:09:20] } 65. Qd7 { [%eval 3.56] [%clk 0:17:06] } 65... Kb6 { [%eval 3.35] [%clk 0:09:29] } 66. Kd4 { [%eval 3.59] [%clk 0:17:30] } 66... Ka6 { [%eval 3.83] [%clk 0:09:40] } 67. Ke3 { [%eval 3.73] [%clk 0:17:53] } 67... Ka7 { [%eval 3.89] [%clk 0:08:07] } 68. Kd2 { [%eval 3.78] [%clk 0:18:18] } 68... Kb6 { [%eval 3.69] [%clk 0:06:00] } 69. Kc2 { [%eval 3.69] [%clk 0:18:43] } 69... Ka7 { [%eval 3.03] [%clk 0:05:49] } 70. Kb2 { [%eval 3.97] [%clk 0:19:07] } 70... Kb8 { [%eval 3.92] [%clk 0:02:28] } 71. Ka3 { [%eval 2.81] [%clk 0:19:32] } 71... Ka7 { [%eval 3.36] [%clk 0:01:51] } 72. Qd8 { [%eval 3.95] [%clk 0:19:58] } 72... Ka6 { [%eval 4.2] [%clk 0:00:37] } 73. Kb4 { [%eval 4.03] [%clk 0:19:39] } 73... Ka7 { [%eval 3.85] [%clk 0:00:40] } 74. Kb5 { [%eval 3.64] [%clk 0:20:00] } 74... Ra6 { [%eval 4.22] [%clk 0:00:48] } 75. Kxc4 { [%eval 3.99] [%clk 0:20:17] } 75... Rc6+ { [%eval 4.28] [%clk 0:01:13] } 76. Kd4 { [%eval 4.1] [%clk 0:20:08] } 76... Ra6 { [%eval 4.3] [%clk 0:01:40] } 77. c4 { [%eval 4.24] [%clk 0:20:22] } 77... Ra1 { [%eval 4.13] [%clk 0:01:52] } 78. Kc5 { [%eval 4.56] [%clk 0:19:44] } 78... Ra6 { [%eval 5.04] [%clk 0:02:18] } 79. Kb5 { [%eval 4.56] [%clk 0:19:49] } 79... Rc6?? { [%eval 35.6] } { Blunder. Re6 was best. } { [%clk 0:02:33] } 80. c5? { [%eval 5.01] } { Mistake. Qd4+ was best. } { [%clk 0:18:54] } 80... Ra6 { [%eval 4.76] [%clk 0:02:55] } 81. Qe7 { [%eval 6.03] [%clk 0:18:31] } 81... Rc6?! { [%eval 35.17] } { Inaccuracy. Ka8 was best. } { [%clk 0:03:17] } 82. Qd7? { [%eval 5.2] } { Mistake. Qe3 was best. } { [%clk 0:18:20] } 82... Rh6? { [%eval 35.1] } { Mistake. Ra6 was best. } { [%clk 0:02:46] } 83. Qd2?? { [%eval 4.71] } { Blunder. Qd4 was best. } { [%clk 0:15:38] } 83... Rc6?? { [%eval 60.11] } { Blunder. Ra6 was best. } { [%clk 0:02:45] } 84. Qd4 { [%eval 35.15] [%clk 0:14:08] } 84... Kb8 { [%eval 35.17] [%clk 0:02:57] } 85. Kc4?! { [%eval 6.45] } { Inaccuracy. Qe5+ was best. } { [%clk 0:13:30] } 85... Ra6 { [%eval 6.22] [%clk 0:03:08] } 86. Kd5 { [%eval 6.89] [%clk 0:13:31] } 86... Rc6?! { [%eval 34.72] } { Inaccuracy. Rg6 was best. } { [%clk 0:02:59] } 87. Qf4+?! { [%eval 6.26] } { Inaccuracy. Qe5+ was best. } { [%clk 0:13:31] } 87... Ka7 { [%eval 6.82] [%clk 0:02:20] } 88. Qa4+ { [%eval 5.8] [%clk 0:12:49] } 88... Ra6 { [%eval 6.42] [%clk 0:02:43] } 89. Qd7 { [%eval 5.83] [%clk 0:12:52] } 89... Rh6 { [%eval 6.45] [%clk 0:02:50] } 90. Qd6 { [%eval 6.77] [%clk 0:13:02] } 90... Rh1 { [%eval 7.2] [%clk 0:01:14] } 91. Qb6+ { [%eval 6.76] [%clk 0:12:58] } 91... Ka8 { [%eval 6.98] [%clk 0:01:20] } 92. Qg6 { [%eval 6.02] [%clk 0:10:59] } 92... Rd1+ { [%eval 6.75] [%clk 0:00:52] } 93. Kc4 { [%eval 5.28] [%clk 0:11:24] } 93... Rd8?? { [%eval #16] } { Checkmate is now unavoidable. Ka7 was best. } { [%clk 0:01:09] } 94. Kb5 { [%eval #15] [%clk 0:11:34] } 94... Rd2 { [%eval #6] [%clk 0:00:54] } 95. Kb6 { [%eval 34.07] [%clk 0:11:34] } 95... Rd8?! { [%eval #3] } { Checkmate is now unavoidable. Rb2+ was best. } { [%clk 0:00:32] } 96. Qf6 { [%eval #3] [%clk 0:11:30] } 96... Rg8 { [%eval #3] [%clk 0:00:37] } 97. Qa1+ { [%eval #3] [%clk 0:11:53] } 1-0