Event: Round 4: Xiu, Deshun - Chen, Yuan
Date: 2025-06-12
White: Xiu, Deshun
WhiteTitle: GM
WhiteElo: 2546
Black: Chen, Yuan
BlackElo: 2248
Result: 1-0
ECO: A06
Opening: Nimzo-Larsen Attack: Classical Variation
Variant: Standard
TimeControl: 25+10

1. Nf3 { [%eval 0.1] [%clk 0:25:17] } 1... d5 { [%eval 0.18] [%clk 0:25:11] } 2. b3 { [%eval -0.02] [%clk 0:25:25] } 2... c5 { [%eval 0.15] [%clk 0:24:50] } 3. e3 { [%eval 0.09] [%clk 0:24:57] } 3... a6 { [%eval 0.11] [%clk 0:24:44] } 4. Bb2 { [%eval 0.12] [%clk 0:25:01] } 4... Nc6 { [%eval 0.11] [%clk 0:24:48] } 5. d4 { [%eval 0.06] [%clk 0:25:06] } 5... Nf6 { [%eval 0.12] [%clk 0:24:02] } 6. Nbd2 { [%eval -0.06] [%clk 0:24:22] } 6... Bg4 { [%eval 0.29] [%clk 0:22:27] } 7. h3 { [%eval 0.02] [%clk 0:23:26] } 7... Bh5 { [%eval 0.26] [%clk 0:20:52] } 8. Be2 { [%eval 0.26] [%clk 0:23:26] } 8... e6 { [%eval 0.21] [%clk 0:20:54] } 9. O-O { [%eval 0.23] [%clk 0:23:32] } 9... Be7 { [%eval 0.21] [%clk 0:20:46] } 10. dxc5 { [%eval 0.31] [%clk 0:21:17] } 10... O-O { [%eval 0.34] [%clk 0:20:35] } 11. a3 { [%eval 0.25] [%clk 0:18:25] } 11... Bxc5 { [%eval 0.26] [%clk 0:19:03] } 12. b4 { [%eval 0.21] [%clk 0:18:27] } 12... Ba7 { [%eval 0.24] [%clk 0:18:45] } 13. c4 { [%eval 0.33] [%clk 0:18:30] } 13... dxc4 { [%eval 0.31] [%clk 0:16:33] } 14. Nxc4 { [%eval 0.24] [%clk 0:17:51] } 14... b5 { [%eval 0.35] [%clk 0:16:20] } 15. Nd6 { [%eval 0.19] [%clk 0:12:25] } 15... Bb8 { [%eval 0.43] [%clk 0:12:33] } 16. Rc1 { [%eval 0.35] [%clk 0:09:36] } 16... Nxb4 { [%eval 0.74] [%clk 0:11:59] } 17. Nxf7 { [%eval 0.78] [%clk 0:08:10] } 17... Qxd1 { [%eval 0.73] [%clk 0:11:38] } 18. Rfxd1 { [%eval 0.76] [%clk 0:08:13] } 18... Na2 { [%eval 0.83] [%clk 0:09:17] } 19. Nh6+ { [%eval 0.78] [%clk 0:07:53] } 19... gxh6 { [%eval 0.73] [%clk 0:09:14] } 20. Ra1 { [%eval 0.73] [%clk 0:08:02] } 20... e5?! { [%eval 1.5] } { Inaccuracy. Nd5 was best. } { [%clk 0:05:30] } 21. Rxa2 { [%eval 1.41] [%clk 0:08:05] } 21... e4 { [%eval 1.56] [%clk 0:05:38] } 22. Nd4 { [%eval 1.51] [%clk 0:08:00] } 22... Bf7 { [%eval 1.57] [%clk 0:05:39] } 23. Raa1 { [%eval 1.31] [%clk 0:08:06] } 23... Be5 { [%eval 1.43] [%clk 0:05:46] } 24. Rd2 { [%eval 1.41] [%clk 0:07:11] } 24... h5 { [%eval 1.58] [%clk 0:01:45] } 25. Rc1 { [%eval 1.33] [%clk 0:06:22] } 25... Rfd8 { [%eval 1.2] [%clk 0:01:34] } 26. Rdc2 { [%eval 1.03] [%clk 0:05:42] } 26... Bd5?! { [%eval 1.89] } { Inaccuracy. Nd5 was best. } { [%clk 0:01:36] } 27. Nf5?! { [%eval 1.27] } { Inaccuracy. Bc3 was best. } { [%clk 0:04:34] } 27... Bxb2 { [%eval 1.47] [%clk 0:01:43] } 28. Rxb2 { [%eval 1.46] [%clk 0:04:43] } 28... Be6 { [%eval 1.39] [%clk 0:01:28] } 29. Nd4 { [%eval 1.45] [%clk 0:04:50] } 29... Rac8 { [%eval 1.78] [%clk 0:01:28] } 30. Rxc8 { [%eval 1.72] [%clk 0:04:36] } 30... Bxc8 { [%eval 1.7] [%clk 0:01:35] } 31. Rc2 { [%eval 1.6] [%clk 0:04:32] } 31... Bd7?! { [%eval 2.4] } { Inaccuracy. Bb7 was best. } { [%clk 0:01:22] } 32. Rc7 { [%eval 2.09] [%clk 0:04:25] } 32... Rb8?! { [%eval 2.82] } { Inaccuracy. Kh8 was best. } { [%clk 0:01:27] } 33. Ra7 { [%eval 2.59] [%clk 0:03:59] } 33... Rb6 { [%eval 2.34] [%clk 0:01:36] } 34. f4 { [%eval 1.82] [%clk 0:03:41] } 34... h4 { [%eval 1.66] [%clk 0:01:25] } 35. Kf2 { [%eval 1.94] [%clk 0:03:42] } 35... Kf8 { [%eval 2.0] [%clk 0:01:29] } 36. Ke1? { [%eval 0.79] } { Mistake. g4 was best. } { [%clk 0:02:54] } 36... Ke8 { [%eval 0.86] [%clk 0:01:36] } 37. Ra8+?! { [%eval 0.22] } { Inaccuracy. Bd1 was best. } { [%clk 0:02:49] } 37... Ke7 { [%eval 0.28] [%clk 0:01:43] } 38. Kd2 { [%eval 0.22] [%clk 0:02:57] } 38... Rd6 { [%eval 0.16] [%clk 0:01:32] } 39. Rh8?! { [%eval -0.46] } { Inaccuracy. Ra7 was best. } { [%clk 0:02:29] } 39... Rb6?! { [%eval 0.15] } { Inaccuracy. Be8 was best. } { [%clk 0:01:26] } 40. Ra8 { [%eval 0.22] [%clk 0:02:00] } 40... Rd6 { [%eval 0.33] [%clk 0:01:34] } 41. Rh8?! { [%eval -0.62] } { Inaccuracy. Bd1 was best. } { [%clk 0:01:24] } 41... Rb6?! { [%eval 0.3] } { Inaccuracy. Be8 was best. } { [%clk 0:01:43] } 42. Ke1? { [%eval -0.82] } { Mistake. Bd1 was best. } { [%clk 0:00:52] } 42... a5?! { [%eval 0.16] } { Inaccuracy. Be8 was best. } { [%clk 0:01:30] } 43. Ra8 { [%eval 0.13] [%clk 0:01:00] } 43... b4 { [%eval 0.2] [%clk 0:01:36] } 44. axb4 { [%eval 0.18] [%clk 0:01:09] } 44... axb4 { [%eval 0.16] [%clk 0:01:45] } 45. Bc4 { [%eval 0.19] [%clk 0:01:19] } 45... Rb7 { [%eval 0.19] [%clk 0:01:04] } 46. Bb3 { [%eval 0.26] [%clk 0:01:27] } 46... Rb6?! { [%eval 0.94] } { Inaccuracy. Rc7 was best. } { [%clk 0:00:37] } 47. Ra5 { [%eval 0.81] [%clk 0:01:33] } 47... Rb8 { [%eval 0.84] [%clk 0:00:38] } 48. Re5+ { [%eval 0.84] [%clk 0:01:34] } 48... Kd6 { [%eval 1.0] [%clk 0:00:23] } 49. Ra5 { [%eval 0.59] [%clk 0:01:43] } 49... Ke7 { [%eval 0.97] [%clk 0:00:20] } 50. Ra7 { [%eval 0.89] [%clk 0:01:43] } 50... Kd6 { [%eval 0.88] [%clk 0:00:28] } 51. Ra6+ { [%eval 0.87] [%clk 0:01:50] } 51... Ke7 { [%eval 0.86] [%clk 0:00:37] } 52. Kf2 { [%eval 0.83] [%clk 0:01:50] } 52... Rb7 { [%eval 1.07] [%clk 0:00:28] } 53. Ra8 { [%eval 0.9] [%clk 0:01:52] } 53... Rb6 { [%eval 1.0] [%clk 0:00:34] } 54. Ra5 { [%eval 0.95] [%clk 0:02:00] } 54... Kd8 { [%eval 0.94] [%clk 0:00:35] } 55. Rg5 { [%eval 0.87] [%clk 0:01:54] } 55... Kc7 { [%eval 0.97] [%clk 0:00:22] } 56. Rg7 { [%eval 0.89] [%clk 0:01:50] } 56... Kd8 { [%eval 0.87] [%clk 0:00:31] } 57. Rg5 { [%eval 0.63] [%clk 0:01:35] } 57... Kc7 { [%eval 0.85] [%clk 0:00:38] } 58. Ra5 { [%eval 0.95] [%clk 0:01:42] } 58... Kd8 { [%eval 0.82] [%clk 0:00:41] } 59. Ra7 { [%eval 0.8] [%clk 0:01:50] } 59... Rb8?! { [%eval 1.54] } { Inaccuracy. Nh5 was best. } { [%clk 0:00:40] } 60. Ke2?! { [%eval 0.49] } { Inaccuracy. f5 was best. } { [%clk 0:01:52] } 60... Rb6 { [%eval 1.02] [%clk 0:00:48] } 61. Kd2 { [%eval 0.95] [%clk 0:01:56] } 61... Rb8 { [%eval 1.08] [%clk 0:00:52] } 62. Bc4?! { [%eval 0.45] } { Inaccuracy. Bf7 was best. } { [%clk 0:01:58] } 62... Rb6? { [%eval 1.9] } { Mistake. Rc8 was best. } { [%clk 0:00:59] } 63. Ra5?! { [%eval 0.88] } { Inaccuracy. Kc2 was best. } { [%clk 0:01:53] } 63... Ke7?! { [%eval 1.86] } { Inaccuracy. Ne8 was best. } { [%clk 0:00:59] } 64. Kc2 { [%eval 1.68] [%clk 0:01:54] } 64... Kd8 { [%eval 2.12] [%clk 0:00:37] } 65. Kb3 { [%eval 1.91] [%clk 0:02:02] } 65... Ke7 { [%eval 2.28] [%clk 0:00:33] } 66. Ra8?! { [%eval 1.34] } { Inaccuracy. Nc2 was best. } { [%clk 0:02:06] } 66... Ne8?! { [%eval 2.11] } { Inaccuracy. Nh5 was best. } { [%clk 0:00:21] } 67. Ra7 { [%eval 2.25] [%clk 0:01:59] } 67... Kd8 { [%eval 2.35] [%clk 0:00:25] } 68. Ra5 { [%eval 2.32] [%clk 0:01:41] } 68... Nd6 { [%eval 2.4] [%clk 0:00:25] } 69. Bd5 { [%eval 2.37] [%clk 0:01:12] } 69... Ke7 { [%eval 2.44] [%clk 0:00:18] } 70. Ra7 { [%eval 2.61] [%clk 0:00:33] } 70... Kd8 { [%eval 2.62] [%clk 0:00:17] } 71. Ra8+ { [%eval 2.68] [%clk 0:00:42] } 71... Kc7 { [%eval 3.03] [%clk 0:00:22] } 72. Rh8 { [%eval 2.97] [%clk 0:00:45] } 72... Nf5 { [%eval 3.37] [%clk 0:00:13] } 73. Bxe4?? { [%eval 0.81] } { Blunder. Nxf5 was best. } { [%clk 0:00:32] } 73... Nxe3 { [%eval 0.64] [%clk 0:00:14] } 74. Rxh7 { [%eval 0.73] [%clk 0:00:40] } 74... Kd8 { [%eval 0.92] [%clk 0:00:21] } 75. Rxh4?! { [%eval 0.17] } { Inaccuracy. f5 was best. } { [%clk 0:00:38] } 75... Nf1?? { [%eval 2.95] } { Blunder. Rd6 was best. } { [%clk 0:00:26] } 76. Rh8+ { [%eval 2.43] [%clk 0:00:43] } 76... Kc7 { [%eval 2.76] [%clk 0:00:33] } 77. Bd3 { [%eval 2.76] [%clk 0:00:36] } 77... Ne3 { [%eval 2.53] [%clk 0:00:40] } 78. Rh7?? { [%eval 0.11] } { Blunder. g4 was best. } { [%clk 0:00:36] } 78... Kd8 { [%eval 0.06] [%clk 0:00:46] } 79. Be4 { [%eval 0.11] [%clk 0:00:42] } 79... Nf1?? { [%eval 2.13] } { Blunder. Rd6 was best. } { [%clk 0:00:53] } 80. Bd3?? { [%eval 0.06] } { Blunder. Rh8+ was best. } { [%clk 0:00:42] } 80... Ne3 { [%eval 0.03] [%clk 0:01:01] } 81. Rh8+ { [%eval 0.36] [%clk 0:00:45] } 81... Kc7?? { [%eval 2.72] } { Blunder. Ke7 was best. } { [%clk 0:01:10] } 82. Rh7?? { [%eval 0.0] } { Blunder. g4 was best. } { [%clk 0:00:54] } 82... Kd8 { [%eval 0.11] [%clk 0:01:19] } 83. Be4 { [%eval 0.16] [%clk 0:00:54] } 83... Nf1?? { [%eval 2.69] } { Blunder. Rd6 was best. } { [%clk 0:01:27] } 84. Kc4 { [%eval 2.63] [%clk 0:00:36] } 84... b3?! { [%eval 3.37] } { Inaccuracy. Rf6 was best. } { [%clk 0:01:25] } 85. Kc5 { [%eval 3.36] [%clk 0:00:41] } 85... Rf6 { [%eval 3.37] [%clk 0:00:31] } 86. Nxb3 { [%eval 3.06] [%clk 0:00:25] } 86... Rxf4 { [%eval 3.05] [%clk 0:00:39] } 87. Bf3 { [%eval 3.05] [%clk 0:00:25] } 87... Rf5+ { [%eval 3.05] [%clk 0:00:32] } 88. Kd4 { [%eval 3.02] [%clk 0:00:26] } 88... Rf4+ { [%eval 3.05] [%clk 0:00:26] } 89. Kc3 { [%eval 3.03] [%clk 0:00:25] } 89... Nh2 { [%eval 3.46] [%clk 0:00:13] } 90. Bd5 { [%eval 3.32] [%clk 0:00:27] } 90... Rf5 { [%eval 3.84] [%clk 0:00:13] } 91. Kd4 { [%eval 4.23] [%clk 0:00:34] } 91... Rf4+ { [%eval 4.0] [%clk 0:00:15] } 92. Kc5 { [%eval 3.67] [%clk 0:00:36] } 92... Nf1 { [%eval 4.48] [%clk 0:00:19] } 93. Nd4 { [%eval 4.26] [%clk 0:00:23] } 93... Ne3 { [%eval 4.94] [%clk 0:00:27] } 94. Bf3?! { [%eval 3.48] } { Inaccuracy. Bc6 was best. } { [%clk 0:00:29] } 94... Rf6 { [%eval 3.74] [%clk 0:00:21] } 95. Rg7?! { [%eval 2.85] } { Inaccuracy. Bc6 was best. } { [%clk 0:00:17] } 95... Ke8 { [%eval 2.99] [%clk 0:00:11] } 96. h4 { [%eval 2.99] [%clk 0:00:17] } 96... Rh6 { [%eval 3.49] [%clk 0:00:12] } 97. h5 { [%eval 3.34] [%clk 0:00:23] } 97... Kd8 { [%eval 3.28] [%clk 0:00:13] } 98. Rg5 { [%eval 3.2] [%clk 0:00:29] } 98... Ra6 { [%eval 4.47] [%clk 0:00:13] } 99. Rg8+ { [%eval 4.28] [%clk 0:00:29] } 99... Kc7 { [%eval 4.18] [%clk 0:00:15] } 100. Rg7 { [%eval 4.52] [%clk 0:00:29] } 100... Ra5+ { [%eval 4.33] [%clk 0:00:24] } 101. Kb4 { [%eval 4.27] [%clk 0:00:37] } 101... Ra4+ { [%eval 4.44] [%clk 0:00:33] } 102. Kc3 { [%eval 4.21] [%clk 0:00:44] } 102... Rxd4? { [%eval 7.14] } { Mistake. Kd6 was best. } { [%clk 0:00:24] } 103. Kxd4 { [%eval 6.96] [%clk 0:00:38] } 103... Nf5+ { [%eval 6.56] [%clk 0:00:33] } 104. Ke5 { [%eval 6.58] [%clk 0:00:47] } 104... Nxg7 { [%eval 6.6] [%clk 0:00:41] } 105. h6 { [%eval 5.9] [%clk 0:00:56] } 105... Ne6 { [%eval 5.67] [%clk 0:00:43] } 106. Kf6 { [%eval 5.2] [%clk 0:00:20] } 106... Nf8 { [%eval 6.32] [%clk 0:00:51] } 107. Be4 { [%eval 5.9] [%clk 0:00:28] } 107... Kd6 { [%eval 5.1] [%clk 0:00:42] } 108. h7?? { [%eval 0.0] } { Blunder. Kf7 was best. } { [%clk 0:00:18] } 108... Nxh7+ { [%eval 0.0] [%clk 0:00:50] } 109. Bxh7 { [%eval 0.0] [%clk 0:00:27] } 109... Bg4 { [%eval 0.0] [%clk 0:00:50] } 110. Be4 { [%eval 0.0] [%clk 0:00:36] } 110... Bd1 { [%eval 0.0] [%clk 0:00:37] } 111. Bf3 { [%eval 0.0] [%clk 0:00:44] } 111... Bc2 { [%eval 0.0] [%clk 0:00:44] } 112. g4 { [%eval 0.0] [%clk 0:00:15] } 112... Kd7 { [%eval 0.0] [%clk 0:00:45] } 113. Kf7 { [%eval 0.0] [%clk 0:00:16] } 113... Bb3+ { [%eval 0.0] [%clk 0:00:53] } 114. Kf6 { [%eval 0.0] [%clk 0:00:22] } 114... Bc2 { [%eval 0.0] [%clk 0:00:53] } 115. Bd5 { [%eval 0.0] [%clk 0:00:23] } 115... Ke8 { [%eval 0.0] [%clk 0:00:45] } 116. Kg7 { [%eval 0.0] [%clk 0:00:23] } 116... Ke7 { [%eval 0.0] [%clk 0:00:52] } 117. g5 { [%eval 0.0] [%clk 0:00:26] } 117... Bd3 { [%eval 0.0] [%clk 0:00:53] } 118. Bf7 { [%eval 0.0] [%clk 0:00:34] } 118... Bc2 { [%eval 0.0] [%clk 0:00:52] } 119. Bg6 { [%eval 0.0] [%clk 0:00:43] } 119... Ba4 { [%eval 0.0] [%clk 0:00:41] } 120. Bf5 { [%eval 0.0] [%clk 0:00:47] } 120... Be8 { [%eval 0.0] [%clk 0:00:43] } 121. Bg4 { [%eval 0.0] [%clk 0:00:54] } 121... Bf7 { [%eval 0.0] [%clk 0:00:50] } 122. Be2 { [%eval 0.0] [%clk 0:01:00] } 122... Be8 { [%eval 0.0] [%clk 0:00:55] } 123. Bc4 { [%eval 0.0] [%clk 0:01:09] } 123... Bh5 { [%eval 0.0] [%clk 0:01:02] } 124. Bb5 { [%eval 0.0] [%clk 0:01:05] } 124... Bf7 { [%eval 0.0] [%clk 0:01:08] } 125. Ba4 { [%eval 0.0] [%clk 0:00:43] } 125... Bh5 { [%eval 0.0] [%clk 0:01:16] } 126. Bc2 { [%eval 0.0] [%clk 0:00:40] } 126... Be8 { [%eval 0.0] [%clk 0:01:21] } 127. Bg6 { [%eval 0.0] [%clk 0:00:49] } 127... Ba4 { [%eval 0.0] [%clk 0:01:27] } 128. Bh5 { [%eval 0.0] [%clk 0:00:58] } 128... Bc2 { [%eval 0.0] [%clk 0:01:26] } 129. Bf7 { [%eval 0.0] [%clk 0:00:59] } 129... Bd3 { [%eval 0.0] [%clk 0:01:32] } 130. Bg6 { [%eval 0.0] [%clk 0:01:06] } 130... Bb5 { [%eval 0.0] [%clk 0:01:31] } 131. Kh8 { [%eval 0.0] [%clk 0:00:47] } 131... Bc4 { [%eval 0.0] [%clk 0:01:01] } 132. Kg7 { [%eval 0.0] [%clk 0:00:47] } 132... Bb5 { [%eval 0.0] [%clk 0:01:08] } 133. Kh6 { [%eval 0.0] [%clk 0:00:56] } 133... Bc4 { [%eval 0.0] [%clk 0:01:10] } 134. Bc2 { [%eval 0.0] [%clk 0:00:41] } 134... Bf7 { [%eval 0.0] [%clk 0:01:14] } 135. Ba4 { [%eval 0.0] [%clk 0:00:49] } 135... Kf8 { [%eval 0.13] [%clk 0:01:18] } 136. Kh7 { [%eval 0.0] [%clk 0:00:56] } 136... Ke7 { [%eval 0.0] [%clk 0:01:01] } 137. Bd1 { [%eval 0.0] [%clk 0:01:00] } 137... Kf8 { [%eval 0.0] [%clk 0:01:06] } 138. Be2 { [%eval 0.0] [%clk 0:01:06] } 138... Ke7 { [%eval 0.0] [%clk 0:01:11] } 139. Kg7 { [%eval 0.0] [%clk 0:01:13] } 139... Be8 { [%eval 0.0] [%clk 0:01:19] } 140. Kh6 { [%eval 0.01] [%clk 0:01:21] } 140... Bf7?? { [%eval 5.4] } { Blunder. Kf8 was best. } { [%clk 0:01:23] } 141. Bh5 { [%eval 8.0] [%clk 0:01:27] } 141... Bc4 { [%eval 7.64] [%clk 0:01:12] } 142. g6 { [%eval 7.46] [%clk 0:01:32] } 142... Kf6 { [%eval 7.11] [%clk 0:00:35] } 143. Bd1 { [%eval 6.72] [%clk 0:01:29] } 143... Bd5?! { [%eval 17.3] } { Inaccuracy. Ke5 was best. } { [%clk 0:00:28] } 144. Bc2 { [%eval 11.29] [%clk 0:01:35] } 144... Bc4 { [%eval 16.39] [%clk 0:00:28] } 145. Kh7 { [%eval 10.8] [%clk 0:01:40] } 145... Bd5 { [%eval 7.76] [%clk 0:00:28] } 146. Kh8 { [%eval 7.45] [%clk 0:01:42] } 146... Kg5? { [%eval #19] } { Checkmate is now unavoidable. Bb3 was best. } { [%clk 0:00:23] } 147. g7 { [%eval #20] [%clk 0:01:31] } 147... Kh6 { [%eval #16] [%clk 0:00:15] } 148. Bh7 { [%eval #15] [%clk 0:01:37] } 148... Bf7 { [%eval #13] [%clk 0:00:24] } 149. Bg8 { [%eval #12] [%clk 0:01:44] } 149... Bg6 { [%eval #12] [%clk 0:00:32] } 150. Bb3 { [%eval #11] [%clk 0:01:53] } 150... Bh7 { [%eval #11] [%clk 0:00:28] } 151. Bc4 { [%clk 0:02:01] } 1-0