Event: Round 5: Merriman, John - Pert, Richard G
Date: 2024-07-31
White: Merriman, John
WhiteTitle: FM
WhiteElo: 2242
Black: Pert, Richard G
BlackTitle: IM
BlackElo: 2415
Result: 1/2-1/2
ECO: E49
Opening: Nimzo-Indian Defense: Normal Variation, Botvinnik System
Variant: Standard

1. d4 { [%eval 0.16] [%clk 1:29:36] } 1... Nf6 { [%eval 0.17] [%clk 1:30:35] } 2. c4 { [%eval 0.21] [%clk 1:29:43] } 2... e6 { [%eval 0.11] [%clk 1:30:48] } 3. Nc3 { [%eval 0.0] [%clk 1:29:55] } 3... Bb4 { [%eval 0.17] [%clk 1:30:58] } 4. e3 { [%eval 0.08] [%clk 1:29:58] } 4... O-O { [%eval 0.17] [%clk 1:31:03] } 5. Bd3 { [%eval 0.13] [%clk 1:29:16] } 5... d5 { [%eval 0.09] [%clk 1:30:45] } 6. a3 { [%eval 0.03] [%clk 1:28:28] } 6... Bxc3+ { [%eval 0.08] [%clk 1:29:51] } 7. bxc3 { [%eval 0.06] [%clk 1:28:52] } 7... dxc4 { [%eval 0.1] [%clk 1:18:48] } 8. Bxc4 { [%eval 0.11] [%clk 1:29:15] } 8... c5 { [%eval 0.17] [%clk 1:19:07] } 9. Ne2 { [%eval 0.08] [%clk 1:28:34] } 9... Qc7 { [%eval 0.06] [%clk 1:12:34] } 10. Ba2 { [%eval -0.01] [%clk 1:27:49] } 10... b6 { [%eval 0.03] [%clk 1:10:43] } 11. O-O { [%eval 0.0] [%clk 1:23:10] } 11... Ba6 { [%eval 0.14] [%clk 1:09:38] } 12. f3 { [%eval -0.33] [%clk 1:05:54] } 12... Nc6 { [%eval -0.35] [%clk 1:08:55] } 13. Re1 { [%eval -0.33] [%clk 0:59:52] } 13... Rad8 { [%eval -0.08] [%clk 1:07:43] } 14. Bb2 { [%eval -0.49] [%clk 0:47:26] } 14... e5?! { [%eval 0.28] } { Inaccuracy. Na5 was best. } { [%clk 1:00:37] } 15. Qa4 { [%eval 0.0] [%clk 0:39:26] } 15... Qc8 { [%eval 0.32] [%clk 0:57:17] } 16. Rad1 { [%eval 0.33] [%clk 0:38:28] } 16... b5?! { [%eval 1.0] } { Inaccuracy. e4 was best. } { [%clk 0:47:19] } 17. Qc2 { [%eval 1.13] [%clk 0:37:00] } 17... Bb7?! { [%eval 1.77] } { Inaccuracy. cxd4 was best. } { [%clk 0:41:40] } 18. d5 { [%eval 1.73] [%clk 0:32:46] } 18... Ne7 { [%eval 1.79] [%clk 0:38:21] } 19. e4 { [%eval 1.45] [%clk 0:33:05] } 19... c4 { [%eval 1.36] [%clk 0:38:34] } 20. Bc1 { [%eval 1.09] [%clk 0:31:53] } 20... Qc5+ { [%eval 1.16] [%clk 0:36:45] } 21. Kh1 { [%eval 1.1] [%clk 0:31:20] } 21... Ne8 { [%eval 1.02] [%clk 0:30:25] } 22. Ng3 { [%eval 1.03] [%clk 0:30:02] } 22... Nd6 { [%eval 1.26] [%clk 0:30:02] } 23. a4 { [%eval 1.13] [%clk 0:28:04] } 23... a6 { [%eval 1.62] [%clk 0:29:54] } 24. Be3 { [%eval 1.35] [%clk 0:26:51] } 24... Qc7 { [%eval 1.5] [%clk 0:29:53] } 25. f4?! { [%eval 0.69] } { Inaccuracy. Qf2 was best. } { [%clk 0:23:27] } 25... exf4 { [%eval 0.65] [%clk 0:27:18] } 26. Bxf4 { [%eval 0.39] [%clk 0:23:47] } 26... Ng6 { [%eval 0.42] [%clk 0:27:42] } 27. Bxd6?! { [%eval -0.14] } { Inaccuracy. Be3 was best. } { [%clk 0:16:47] } 27... Qxd6 { [%eval -0.14] [%clk 0:26:32] } 28. Nf5 { [%eval -0.11] [%clk 0:16:52] } 28... Qe5?! { [%eval 0.82] } { Inaccuracy. Qc5 was best. } { [%clk 0:24:56] } 29. axb5?! { [%eval 0.03] } { Inaccuracy. Qb1 was best. } { [%clk 0:15:24] } 29... axb5 { [%eval 0.05] [%clk 0:25:21] } 30. Nd4 { [%eval 0.05] [%clk 0:15:01] } 30... Rfe8 { [%eval 0.34] [%clk 0:21:27] } 31. Qd2 { [%eval 0.25] [%clk 0:14:22] } 31... Qh5 { [%eval 0.7] [%clk 0:11:05] } 32. Nxb5 { [%eval 0.78] [%clk 0:08:23] } 32... Ne5 { [%eval 0.77] [%clk 0:11:26] } 33. Nd4 { [%eval 0.67] [%clk 0:07:07] } 33... Bc8 { [%eval 0.64] [%clk 0:10:19] } 34. Bb1 { [%eval 0.7] [%clk 0:04:03] } 34... Bg4 { [%eval 0.67] [%clk 0:09:02] } 35. Rc1 { [%eval 0.68] [%clk 0:04:15] } 35... Rd6 { [%eval 0.84] [%clk 0:09:24] } 36. Nf5?! { [%eval 0.27] } { Inaccuracy. Qe3 was best. } { [%clk 0:03:44] } 36... Rg6 { [%eval 0.6] [%clk 0:05:45] } 37. d6 { [%eval 0.08] [%clk 0:01:54] } 37... Nf3? { [%eval 1.48] } { Mistake. Rge6 was best. } { [%clk 0:01:59] } 38. Qf4 { [%eval 1.25] [%clk 0:02:08] } 38... Nxe1 { [%eval 1.51] [%clk 0:01:06] } 39. Ne7+ { [%eval 1.47] [%clk 0:01:58] } 39... Kf8 { [%eval 1.53] [%clk 0:00:44] } 40. Nxg6+ { [%eval 1.32] [%clk 0:01:42] } 40... hxg6?! { [%eval 2.09] } { Inaccuracy. Qxg6 was best. } { [%clk 0:01:02] } 41. Rxe1 { [%eval 2.03] [%clk 0:01:53] } 41... Re5? { [%eval 3.75] } { Mistake. g5 was best. } { [%clk 0:26:37] } 42. Bc2 { [%eval 3.37] [%clk 0:27:08] } 42... f6 { [%eval 4.12] [%clk 0:22:30] } 43. Ba4 { [%eval 4.17] [%clk 0:24:33] } 43... Be6 { [%eval 4.44] [%clk 0:16:08] } 44. Rb1 { [%eval 4.43] [%clk 0:18:01] } 44... Kg8 { [%eval 4.5] [%clk 0:14:20] } 45. d7 { [%eval 4.53] [%clk 0:17:31] } 45... Bxd7 { [%eval 4.35] [%clk 0:14:42] } 46. Bxd7 { [%eval 4.51] [%clk 0:17:55] } 46... Qe2 { [%eval 4.58] [%clk 0:15:07] } 47. Bc6 { [%eval 4.58] [%clk 0:17:14] } 47... Qd3 { [%eval 4.52] [%clk 0:14:07] } 48. Rc1 { [%eval 4.44] [%clk 0:16:27] } 48... g5 { [%eval 5.02] [%clk 0:13:48] } 49. Qf1 { [%eval 4.28] [%clk 0:16:07] } 49... Qd2 { [%eval 4.79] [%clk 0:13:58] } 50. Bd5+ { [%eval 4.79] [%clk 0:15:53] } 50... Kf8 { [%eval 4.69] [%clk 0:14:12] } 51. Qd1 { [%eval 4.68] [%clk 0:14:26] } 51... Qe3 { [%eval 5.2] [%clk 0:14:27] } 52. Rb1 { [%eval 5.01] [%clk 0:11:09] } 52... g6?! { [%eval 7.68] } { Inaccuracy. Qd3 was best. } { [%clk 0:14:05] } 53. Rb8+?! { [%eval 4.8] } { Inaccuracy. Bxc4 was best. } { [%clk 0:11:09] } 53... Kg7 { [%eval 5.0] [%clk 0:14:24] } 54. Rb7+ { [%eval 4.19] [%clk 0:10:38] } 54... Kh6 { [%eval 4.16] [%clk 0:14:46] } 55. Rb1 { [%eval 3.73] [%clk 0:09:21] } 55... Qxc3 { [%eval 3.53] [%clk 0:13:18] } 56. Rc1 { [%eval 3.73] [%clk 0:09:20] } 56... Qe3 { [%eval 3.5] [%clk 0:12:17] } 57. Bxc4?? { [%eval 1.49] } { Blunder. Rxc4 was best. } { [%clk 0:07:37] } 57... Rxe4 { [%eval 1.51] [%clk 0:12:16] } 58. Bf1 { [%eval 1.57] [%clk 0:07:45] } 58... g4 { [%eval 1.6] [%clk 0:05:07] } 59. g3 { [%eval 1.2] [%clk 0:07:11] } 59... f5 { [%eval 1.2] [%clk 0:04:29] } 60. Bg2 { [%eval 1.2] [%clk 0:07:06] } 60... Re6 { [%eval 0.99] [%clk 0:04:08] } 61. Rb1 { [%eval 1.18] [%clk 0:07:11] } 61... Kh5?? { [%eval 4.14] } { Blunder. Qc3 was best. } { [%clk 0:04:01] } 62. Qd8 { [%eval 3.81] [%clk 0:05:49] } 62... g5?! { [%eval 5.89] } { Inaccuracy. Qg5 was best. } { [%clk 0:04:27] } 63. Bd5 { [%eval 5.6] [%clk 0:03:35] } 63... Qe5?? { [%eval #35] } { Checkmate is now unavoidable. Qc3 was best. } { [%clk 0:03:48] } 64. Rd1?? { [%eval 3.44] } { Lost forced checkmate sequence. Qd7 was best. } { [%clk 0:03:21] } 64... Re7 { [%eval 3.42] [%clk 0:01:38] } 65. Qf8 { [%eval 3.28] [%clk 0:03:10] } 65... Kg6 { [%eval 3.14] [%clk 0:01:42] } 66. Qg8+ { [%eval 2.8] [%clk 0:02:40] } 66... Qg7 { [%eval 2.82] [%clk 0:01:04] } 67. Qxg7+ { [%eval 2.81] [%clk 0:02:44] } 67... Kxg7 { [%eval 2.74] [%clk 0:01:32] } 68. Rf1 { [%eval 2.41] [%clk 0:02:23] } 68... Kf6 { [%eval 2.67] [%clk 0:01:51] } 69. Kg2 { [%eval 2.58] [%clk 0:02:39] } 69... Re3 { [%eval 2.52] [%clk 0:01:56] } 70. Bc6 { [%eval 2.47] [%clk 0:02:47] } 70... Rc3 { [%eval 2.37] [%clk 0:01:32] } 71. Bd7 { [%eval 2.73] [%clk 0:02:47] } 71... Rc5 { [%eval 2.68] [%clk 0:01:57] } 72. Rf2 { [%eval 2.64] [%clk 0:03:03] } 72... Rd5 { [%eval 2.64] [%clk 0:02:05] } 73. Ba4 { [%eval 2.58] [%clk 0:03:23] } 73... Rd4 { [%eval 2.58] [%clk 0:01:30] } 74. Be8 { [%eval 2.46] [%clk 0:02:20] } 74... f4 { [%eval 2.56] [%clk 0:01:30] } 75. Bh5 { [%eval 2.56] [%clk 0:01:59] } 75... Kf5 { [%eval 2.53] [%clk 0:01:47] } 76. Ra2 { [%eval 2.62] [%clk 0:02:01] } 76... Rd5 { [%eval 2.73] [%clk 0:01:55] } 77. Kf2 { [%eval 2.67] [%clk 0:01:42] } 77... Rc5 { [%eval 2.85] [%clk 0:01:48] } 78. Rd2 { [%eval 2.65] [%clk 0:01:32] } 78... Rc8 { [%eval 2.73] [%clk 0:01:23] } 79. Rd5+ { [%eval 2.73] [%clk 0:00:49] } 79... Ke4 { [%eval 2.69] [%clk 0:01:47] } 80. Rd2 { [%eval 2.75] [%clk 0:00:44] } 80... Kf5 { [%eval 2.75] [%clk 0:01:56] } 81. Bf7 { [%eval 3.05] [%clk 0:00:45] } 81... Rh8 { [%eval 2.94] [%clk 0:01:38] } 82. Kg1 { [%eval 2.79] [%clk 0:01:01] } 82... Rb8 { [%eval 2.83] [%clk 0:01:19] } 83. Bd5 { [%eval 2.66] [%clk 0:01:11] } 83... Rb1+ { [%eval 2.94] [%clk 0:01:13] } 84. Kf2 { [%eval 2.8] [%clk 0:01:22] } 84... Rb6 { [%eval 2.96] [%clk 0:01:02] } 85. Bc4 { [%eval 2.8] [%clk 0:00:51] } 85... Rh6 { [%eval 2.73] [%clk 0:01:05] } 86. Bd3+ { [%eval 2.95] [%clk 0:01:07] } 86... Ke5 { [%eval 2.96] [%clk 0:01:30] } 87. Kg1 { [%eval 2.86] [%clk 0:01:16] } 87... Rd6 { [%eval 2.69] [%clk 0:01:04] } 88. Re2+ { [%eval 2.42] [%clk 0:01:11] } 88... Kf6 { [%eval 2.8] [%clk 0:01:10] } 89. Rd2 { [%eval 2.67] [%clk 0:00:47] } 89... Ke5 { [%eval 2.89] [%clk 0:01:35] } 90. Rd1 { [%eval 2.84] [%clk 0:01:08] } 90... Rb6 { [%eval 3.22] [%clk 0:01:24] } 91. Re1+ { [%eval 2.74] [%clk 0:01:08] } 91... Kf6 { [%eval 2.66] [%clk 0:01:49] } 92. Re4 { [%eval 2.47] [%clk 0:00:55] } 92... Rb3 { [%eval 2.51] [%clk 0:01:07] } 93. Rd4 { [%eval 2.3] [%clk 0:00:56] } 93... Ke5 { [%eval 2.16] [%clk 0:01:22] } 94. Rd8?? { [%eval 0.0] } { Blunder. Re4+ was best. } { [%clk 0:01:19] } 94... Ra3 { [%eval 0.0] [%clk 0:01:29] } 95. Rd7 { [%eval 0.0] [%clk 0:00:42] } 95... Rb3 { [%eval 0.0] [%clk 0:00:59] } 96. Kf2 { [%eval 0.0] [%clk 0:00:39] } 96... Rb2+ { [%eval 0.0] [%clk 0:01:21] } 97. Kg1 { [%eval 0.0] [%clk 0:00:54] } 97... Rb3 { [%eval 0.0] [%clk 0:01:47] } 98. gxf4+ { [%eval 0.0] [%clk 0:00:41] } 98... gxf4 { [%eval 0.0] [%clk 0:01:57] } 99. Bf1 { [%eval 0.0] [%clk 0:00:41] } 99... Rb1 { [%eval 0.0] [%clk 0:01:35] } 100. Rg7 { [%eval 0.0] [%clk 0:00:38] } 100... Kf5 { [%eval 0.0] [%clk 0:01:58] } 101. Ra7 { [%eval 0.0] [%clk 0:00:51] } 101... Ke4 { [%eval 0.0] [%clk 0:01:12] } 102. Ra4+ { [%eval 0.0] [%clk 0:01:03] } 102... Ke3 { [%eval 0.0] [%clk 0:01:16] } 103. Ra3+ { [%eval 0.0] [%clk 0:01:28] } 103... Ke4 { [%eval 0.0] [%clk 0:01:23] } 104. Rc3 { [%eval 0.0] [%clk 0:01:23] } 104... Ra1 { [%eval 0.0] [%clk 0:01:39] } 105. Rc2 { [%eval 0.0] [%clk 0:01:12] } 105... Ke3 { [%eval 0.0] [%clk 0:01:25] } 106. Re2+ { [%eval 0.0] [%clk 0:01:02] } 106... Kf3 { [%eval 0.0] [%clk 0:01:40] } 107. Rf2+ { [%eval 0.0] [%clk 0:01:14] } 107... Ke3 { [%eval 0.0] [%clk 0:02:05] } 108. Kg2 { [%eval 0.0] [%clk 0:01:34] } 108... Re1 { [%eval 0.0] [%clk 0:01:58] } 109. Ra2 { [%eval 0.0] [%clk 0:01:41] } 109... Rd1 { [%eval 0.0] [%clk 0:01:11] } 110. Re2+ { [%eval 0.0] [%clk 0:01:43] } 110... Kd4 { [%eval 0.0] [%clk 0:01:14] } 111. Re8 { [%eval 0.0] [%clk 0:01:45] } 111... Rd2+ { [%eval 0.0] [%clk 0:01:25] } 112. Kg1 { [%eval 0.0] [%clk 0:01:46] } 112... Rb2 { [%eval 0.0] [%clk 0:01:11] } 113. Rg8 { [%eval 0.0] [%clk 0:01:30] } 113... g3 { [%eval 0.0] [%clk 0:01:29] } 114. h3 { [%eval 0.0] [%clk 0:00:34] } 114... Ke3 { [%eval 0.0] [%clk 0:01:03] } 115. Re8+ { [%eval 0.0] [%clk 0:00:37] } 115... Kf3 { [%eval 0.0] [%clk 0:01:11] } 116. Rc8 { [%eval 0.0] [%clk 0:00:52] } 116... Rb1 { [%eval 0.0] [%clk 0:01:03] } 117. Rc3+ { [%eval 0.0] [%clk 0:01:12] } 117... Ke4 { [%eval 0.0] [%clk 0:01:25] } 118. Kg2 { [%eval 0.0] [%clk 0:00:53] } 118... Rb2+ { [%eval 0.0] [%clk 0:01:43] } 119. Kg1 { [%eval 0.0] [%clk 0:01:12] } 119... Rb1 { [%eval 0.0] [%clk 0:02:09] } 120. Kg2 { [%eval 0.0] [%clk 0:00:45] } 120... Rb2+ { [%eval 0.0] [%clk 0:02:32] } 1/2-1/2