Event: 2023 U.S. Girls' Junior Chess Championship
Site: Saint Louis, United States
Date: 2023-07-22
White: Mou, Iris
WhiteElo: 2214
Black: Yan, Ruiyang
BlackElo: 2206
Result: 1/2-1/2
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:59] } 1... c5 { [%eval 0.32] [%clk 1:30:54] } 2. Nf3 { [%eval 0.0] [%clk 1:31:22] } 2... d6 { [%eval 0.0] [%clk 1:31:20] } 3. d4 { [%eval 0.25] [%clk 1:31:43] } 3... cxd4 { [%eval 0.13] [%clk 1:31:46] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:06] } 4... Nf6 { [%eval 0.3] [%clk 1:32:11] } 5. Nc3 { [%eval 0.21] [%clk 1:32:28] } 5... a6 { [%eval 0.39] [%clk 1:32:36] } 6. a4 { [%eval 0.0] [%clk 1:32:52] } 6... e5 { [%eval 0.13] [%clk 1:30:48] } 7. Nf3 { [%eval 0.19] [%clk 1:33:13] } 7... h6 { [%eval 0.2] [%clk 1:30:26] } 8. g3 { [%eval 0.15] [%clk 1:33:12] } 8... Be6 { [%eval 0.14] [%clk 1:29:53] } 9. Bg2 { [%eval 0.28] [%clk 1:33:09] } 9... Nc6 { [%eval 0.28] [%clk 1:27:15] } 10. O-O { [%eval 0.15] [%clk 1:32:03] } 10... Rc8 { [%eval 0.43] [%clk 1:26:38] } 11. Qe2 { [%eval 0.02] [%clk 1:27:21] } 11... Qc7 { [%eval 0.18] [%clk 1:08:14] } 12. Rd1 { [%eval 0.17] [%clk 1:22:37] } 12... Be7?! { [%eval 0.78] } { Inaccuracy. Na5 was best. } { [%clk 1:05:35] } 13. Be3?! { [%eval 0.19] } { Inaccuracy. Nd5 was best. } { [%clk 1:18:47] } 13... Na5 { [%eval 0.17] [%clk 1:01:20] } 14. Nd2 { [%eval 0.1] [%clk 1:09:26] } 14... O-O { [%eval 0.04] [%clk 0:58:55] } 15. Nf1 { [%eval -0.11] [%clk 1:06:21] } 15... Rfd8 { [%eval 0.16] [%clk 0:49:30] } 16. Bc1 { [%eval 0.05] [%clk 1:01:46] } 16... Nc6 { [%eval 0.05] [%clk 0:42:12] } 17. Ne3 { [%eval 0.11] [%clk 0:58:34] } 17... Nd4 { [%eval 0.18] [%clk 0:40:32] } 18. Qf1 { [%eval -0.04] [%clk 0:51:54] } 18... Qb8 { [%eval 0.02] [%clk 0:35:14] } 19. a5 { [%eval -0.04] [%clk 0:42:40] } 19... Re8 { [%eval 0.23] [%clk 0:34:08] } 20. Rd3 { [%eval -0.12] [%clk 0:31:26] } 20... Nd7?! { [%eval 0.62] } { Inaccuracy. Rc5 was best. } { [%clk 0:24:55] } 21. Qd1 { [%eval 0.65] [%clk 0:29:00] } 21... Bd8 { [%eval 1.14] [%clk 0:17:50] } 22. b4?! { [%eval 0.16] } { Inaccuracy. Ncd5 was best. } { [%clk 0:21:01] } 22... Bc4?! { [%eval 0.81] } { Inaccuracy. b6 was best. } { [%clk 0:11:17] } 23. Rd2 { [%eval 0.3] [%clk 0:19:22] } 23... Qa7?! { [%eval 1.29] } { Inaccuracy. Nf6 was best. } { [%clk 0:09:17] } 24. h4 { [%eval 1.0] [%clk 0:12:56] } 24... Nf6 { [%eval 0.9] [%clk 0:07:53] } 25. Bb2 { [%eval 0.77] [%clk 0:12:32] } 25... b5?! { [%eval 1.39] } { Inaccuracy. b6 was best. } { [%clk 0:06:28] } 26. axb6? { [%eval 0.25] } { Mistake. Ncd5 was best. } { [%clk 0:11:33] } 26... Bxb6 { [%eval 0.24] [%clk 0:05:25] } 27. Na4 { [%eval 0.14] [%clk 0:08:39] } 27... Nb5 { [%eval 0.14] [%clk 0:05:21] } 28. Nxb6 { [%eval 0.22] [%clk 0:07:40] } 28... Qxb6 { [%eval 0.19] [%clk 0:05:46] } 29. Nf5 { [%eval 0.0] [%clk 0:06:25] } 29... Rc6 { [%eval 0.39] [%clk 0:04:53] } 30. Qf3 { [%eval 0.46] [%clk 0:05:45] } 30... h5 { [%eval 0.92] [%clk 0:03:49] } 31. Rad1?! { [%eval -0.04] } { Inaccuracy. Qe3 was best. } { [%clk 0:05:04] } 31... Be6 { [%eval -0.08] [%clk 0:03:29] } 32. Bf1 { [%eval -0.22] [%clk 0:04:05] } 32... Bxf5 { [%eval 0.04] [%clk 0:03:47] } 33. Qxf5 { [%eval 0.08] [%clk 0:04:10] } 33... Nc7 { [%eval 0.12] [%clk 0:04:05] } 34. Ba3 { [%eval -0.17] [%clk 0:03:14] } 34... Ne6 { [%eval 0.0] [%clk 0:03:21] } 35. Qf3? { [%eval -1.26] } { Mistake. c3 was best. } { [%clk 0:01:23] } 35... Nd4 { [%eval -0.81] [%clk 0:03:36] } 36. Qd3? { [%eval -2.22] } { Mistake. Rxd4 was best. } { [%clk 0:01:17] } 36... Rec8 { [%eval -2.33] [%clk 0:03:56] } 37. Bb2 { [%eval -2.19] [%clk 0:01:39] } 37... Nxc2 { [%eval -2.28] [%clk 0:03:52] } 38. b5 { [%eval -2.27] [%clk 0:01:15] } 38... axb5 { [%eval -2.41] [%clk 0:04:15] } 39. Bh3 { [%eval -2.43] [%clk 0:00:57] } 39... R8c7 { [%eval -2.22] [%clk 0:04:24] } 40. Kg2 { [%eval -2.63] [%clk 0:00:41] } 40... g6 { [%eval -2.86] [%clk 0:02:51] } 41. Qf3 { [%eval -2.79] [%clk 0:19:30] } 41... Kg7 { [%eval -2.71] [%clk 0:32:56] } 42. g4?! { [%eval -3.58] } { Inaccuracy. Kg1 was best. } { [%clk 0:18:28] } 42... hxg4 { [%eval -3.56] [%clk 0:26:24] } 43. Bxg4 { [%eval -3.27] [%clk 0:18:49] } 43... Qa5 { [%eval -3.51] [%clk 0:23:54] } 44. Kh2 { [%eval -4.29] [%clk 0:08:53] } 44... Qb4?? { [%eval -0.76] } { Blunder. Ne1 was best. } { [%clk 0:23:46] } 45. h5 { [%eval -0.79] [%clk 0:07:36] } 45... Nxe4?! { [%eval -0.21] } { Inaccuracy. Ne8 was best. } { [%clk 0:18:04] } 46. Rxd6 { [%eval -0.21] [%clk 0:05:24] } 46... Rxd6 { [%eval -0.13] [%clk 0:12:24] } 47. Bxe5+ { [%eval -0.17] [%clk 0:05:42] } 47... Rf6 { [%eval -0.15] [%clk 0:10:45] } 48. h6+ { [%eval -0.14] [%clk 0:05:08] } 48... Kh7 { [%eval -0.15] [%clk 0:08:59] } 49. Bxf6 { [%eval -0.18] [%clk 0:05:14] } 49... Nxf6 { [%eval -0.14] [%clk 0:08:15] } 50. Qxf6 { [%eval -0.12] [%clk 0:05:23] } 50... Qc3 { [%eval -0.12] [%clk 0:08:41] } 51. Qxc3 { [%eval -0.12] [%clk 0:03:45] } 51... Rxc3 { [%eval -0.13] [%clk 0:09:07] } 52. Rd7 { [%eval -0.13] [%clk 0:03:55] } 52... Kxh6 { [%eval -0.17] [%clk 0:09:08] } 53. Rxf7 { [%eval -0.16] [%clk 0:04:11] } 53... b4 { [%eval -0.15] [%clk 0:08:05] } 54. Rb7 { [%eval -0.12] [%clk 0:03:50] } 54... b3 { [%eval -0.1] [%clk 0:06:42] } 55. Be6 { [%eval -0.02] [%clk 0:03:04] } 55... Nd4 { [%eval -0.07] [%clk 0:07:03] } 56. Bf7 { [%eval -0.07] [%clk 0:02:48] } 56... Rf3 { [%eval -0.04] [%clk 0:06:17] } 57. Kg2 { [%eval -0.08] [%clk 0:02:30] } 57... b2 { [%eval 0.0] [%clk 0:05:57] } 58. Bxg6 { [%eval 0.0] [%clk 0:02:43] } 58... Kxg6 { [%eval 0.0] [%clk 0:06:17] } 59. Rxb2 { [%eval 0.0] [%clk 0:03:08] } 59... Rf6 { [%eval 0.0] [%clk 0:06:40] } 60. Rb4 { [%eval 0.0] [%clk 0:03:02] } 60... Ne2 { [%eval 0.0] [%clk 0:06:51] } 61. Rb5 { [%eval 0.0] [%clk 0:02:38] } 61... Nf4+ { [%eval 0.0] [%clk 0:06:43] } 62. Kg3 { [%eval 0.0] [%clk 0:02:54] } 62... Ne2+ { [%eval 0.0] [%clk 0:06:40] } 63. Kg2 { [%eval 0.0] [%clk 0:03:19] } 63... Nd4 { [%eval 0.0] [%clk 0:07:07] } 64. Rd5 { [%eval 0.0] [%clk 0:03:32] } 64... Nf5 { [%eval 0.0] [%clk 0:07:34] } 65. Ra5 { [%eval 0.0] [%clk 0:03:04] } 65... Kg5 { [%eval 0.0] [%clk 0:07:57] } 66. Rb5 { [%eval 0.0] [%clk 0:03:17] } 66... Rd6 { [%eval 0.0] [%clk 0:08:21] } 67. Kf3 { [%eval 0.0] [%clk 0:02:56] } 67... Rd3+ { [%eval 0.0] [%clk 0:08:22] } 68. Kg2 { [%eval 0.0] [%clk 0:02:33] } 68... Rd4 { [%eval 0.0] [%clk 0:08:42] } 69. Kf3 { [%eval 0.0] [%clk 0:02:11] } 69... Rf4+ { [%eval 0.0] [%clk 0:09:08] } 70. Ke2 { [%eval 0.0] [%clk 0:02:34] } 70... Kg4 { [%eval 0.0] [%clk 0:09:33] } 71. Rb8 { [%eval 0.0] [%clk 0:02:39] } 71... Re4+ { [%eval 0.0] [%clk 0:09:53] } 72. Kd3 { [%eval 0.0] [%clk 0:02:46] } 72... Kf3 { [%eval 0.0] [%clk 0:10:04] } 73. Rb5 { [%eval 0.0] [%clk 0:02:25] } 73... Rf4 { [%eval 0.0] [%clk 0:09:43] } 74. Re5 { [%eval 0.0] [%clk 0:01:40] } 74... Kxf2 { [%eval 0.0] [%clk 0:10:02] } 75. Re2+ { [%eval 0.0] [%clk 0:01:56] } 75... Kf3 { [%eval 0.0] [%clk 0:10:29] } 76. Re8 { [%eval 0.0] [%clk 0:02:10] } 76... Ra4 { [%eval 0.0] [%clk 0:10:04] } 77. Re5 { [%eval 0.0] [%clk 0:02:07] } 77... Kf4 { [%eval 0.0] [%clk 0:10:30] } 78. Rc5 { [%eval 0.0] [%clk 0:01:54] } 78... Ra3+ { [%eval 0.0] [%clk 0:10:42] } 79. Rc3 { [%eval 0.0] [%clk 0:02:16] } 79... Ra5 { [%eval 0.0] [%clk 0:11:01] } 80. Rc8 { [%eval 0.0] [%clk 0:02:15] } 80... Nd6 { [%eval 0.0] [%clk 0:11:05] } 81. Rh8 { [%eval 0.0] [%clk 0:01:58] } 81... Nf5 { [%eval 0.0] [%clk 0:11:16] } 82. Rc8 { [%eval 0.0] [%clk 0:02:18] } 82... Ra3+ { [%eval 0.0] [%clk 0:11:43] } 83. Rc3 { [%eval 0.0] [%clk 0:02:43] } 83... Ra1 { [%eval 0.0] [%clk 0:12:00] } 84. Rc2 { [%eval 0.0] [%clk 0:02:40] } 84... Rd1+ { [%eval 0.0] [%clk 0:12:22] } 85. Rd2 { [%eval 0.0] [%clk 0:03:02] } 85... Rxd2+ { [%eval 0.0] [%clk 0:12:47] } 86. Kxd2 { [%eval 0.0] [%clk 0:03:28] } 1/2-1/2