Event: Round 1: Sun, Fanghui - Ren, Xiaoyi
Date: 2025-06-10
White: Sun, Fanghui
WhiteTitle: WIM
WhiteElo: 2202
Black: Ren, Xiaoyi
BlackTitle: WIM
BlackElo: 2226
Result: 1/2-1/2
ECO: C42
Opening: Petrov's Defense: Nimzowitsch Attack
Variant: Standard
TimeControl: 25+10

1. e4 { [%eval 0.18] [%clk 0:25:17] } 1... e5 { [%eval 0.22] [%clk 0:25:17] } 2. Nf3 { [%eval 0.13] [%clk 0:25:24] } 2... Nf6 { [%eval 0.34] [%clk 0:25:23] } 3. Nxe5 { [%eval 0.29] [%clk 0:25:31] } 3... d6 { [%eval 0.22] [%clk 0:25:30] } 4. Nf3 { [%eval 0.31] [%clk 0:25:37] } 4... Nxe4 { [%eval 0.24] [%clk 0:25:38] } 5. Nc3 { [%eval 0.17] [%clk 0:25:45] } 5... Nxc3 { [%eval 0.24] [%clk 0:25:43] } 6. dxc3 { [%eval 0.14] [%clk 0:25:53] } 6... Nc6 { [%eval 0.29] [%clk 0:25:51] } 7. Be3 { [%eval 0.17] [%clk 0:25:59] } 7... Be6 { [%eval 0.37] [%clk 0:25:49] } 8. Ng5 { [%eval 0.48] [%clk 0:26:05] } 8... Qd7 { [%eval 0.43] [%clk 0:24:36] } 9. Nxe6 { [%eval 0.43] [%clk 0:25:59] } 9... fxe6?! { [%eval 1.07] } { Inaccuracy. Qxe6 was best. } { [%clk 0:24:43] } 10. Qh5+ { [%eval 0.77] [%clk 0:23:27] } 10... g6 { [%eval 0.78] [%clk 0:23:46] } 11. Qh3 { [%eval 0.61] [%clk 0:23:17] } 11... O-O-O { [%eval 0.58] [%clk 0:23:43] } 12. O-O-O { [%eval 0.55] [%clk 0:22:43] } 12... a6 { [%eval 0.62] [%clk 0:20:07] } 13. Be2 { [%eval 0.33] [%clk 0:21:02] } 13... Bg7 { [%eval 0.4] [%clk 0:18:37] } 14. Rhe1 { [%eval 0.42] [%clk 0:20:57] } 14... Rde8 { [%eval 0.67] [%clk 0:16:57] } 15. g3 { [%eval 0.38] [%clk 0:18:12] } 15... Kb8 { [%eval 0.7] [%clk 0:13:46] } 16. Qh4?! { [%eval 0.13] } { Inaccuracy. Kb1 was best. } { [%clk 0:16:32] } 16... h5 { [%eval 0.31] [%clk 0:06:25] } 17. Qe4 { [%eval 0.45] [%clk 0:15:30] } 17... Ne5 { [%eval 0.9] [%clk 0:04:31] } 18. f4 { [%eval 1.06] [%clk 0:15:20] } 18... Ng4?! { [%eval 2.12] } { Inaccuracy. Qc6 was best. } { [%clk 0:02:51] } 19. Bg1 { [%eval 1.92] [%clk 0:15:27] } 19... e5 { [%eval 2.34] [%clk 0:02:20] } 20. Bf3 { [%eval 2.36] [%clk 0:14:37] } 20... c6 { [%eval 2.31] [%clk 0:01:16] } 21. Qxg6 { [%eval 2.11] [%clk 0:13:21] } 21... d5?! { [%eval 3.16] } { Inaccuracy. exf4 was best. } { [%clk 0:00:32] } 22. h3 { [%eval 3.0] [%clk 0:11:34] } 22... Re6 { [%eval 3.1] [%clk 0:00:15] } 23. Bxg4 { [%eval 2.95] [%clk 0:11:14] } 23... hxg4 { [%eval 3.05] [%clk 0:00:23] } 24. Qxg4 { [%eval 3.12] [%clk 0:11:23] } 24... e4?! { [%eval 4.77] } { Inaccuracy. Qf7 was best. } { [%clk 0:00:32] } 25. Rxe4 { [%eval 4.77] [%clk 0:11:17] } 25... Rhe8 { [%eval 4.73] [%clk 0:00:19] } 26. Rxe6 { [%eval 4.93] [%clk 0:11:05] } 26... Rxe6 { [%eval 4.78] [%clk 0:00:28] } 27. Bd4 { [%eval 4.93] [%clk 0:08:50] } 27... Bxd4 { [%eval 4.89] [%clk 0:00:32] } 28. cxd4 { [%eval 4.67] [%clk 0:08:58] } 28... Qe7 { [%eval 4.48] [%clk 0:00:37] } 29. Qg5 { [%eval 4.78] [%clk 0:07:13] } 29... Qe8 { [%eval 5.21] [%clk 0:00:35] } 30. f5 { [%eval 5.01] [%clk 0:07:13] } 30... Re2 { [%eval 5.18] [%clk 0:00:39] } 31. Qf4+ { [%eval 5.07] [%clk 0:07:16] } 31... Ka7 { [%eval 5.16] [%clk 0:00:42] } 32. f6 { [%eval 5.35] [%clk 0:07:21] } 32... Qg6 { [%eval 5.27] [%clk 0:00:40] } 33. Rd2 { [%eval 4.95] [%clk 0:06:39] } 33... Re1+ { [%eval 5.21] [%clk 0:00:48] } 34. Rd1 { [%eval 5.14] [%clk 0:06:48] } 34... Re2 { [%eval 5.04] [%clk 0:00:56] } 35. Rd2?? { [%eval 0.0] } { Blunder. Rd3 was best. } { [%clk 0:06:57] } 35... Re1+ { [%eval 0.0] [%clk 0:01:05] } 1/2-1/2