Event: 2025 National Chess Open (Liaocheng,China)
Site: Liaocheng,Shandong, China
Date: 2025-07-24
White: Yang, Yuxuan
WhiteElo: 1901
Black: Sun, Yinuo
BlackElo: 1620
Result: 1-0
ECO: D35
Opening: Queen's Gambit Declined: Exchange Variation, Positional Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:27:53] } 1... d5 { [%eval 0.2] [%clk 1:30:54] } 2. c4 { [%eval 0.18] [%clk 1:28:17] } 2... e6 { [%eval 0.17] [%clk 1:31:06] } 3. Nc3 { [%eval 0.18] [%clk 1:28:40] } 3... Nf6 { [%eval 0.24] [%clk 1:31:32] } 4. cxd5 { [%eval 0.22] [%clk 1:29:04] } 4... exd5 { [%eval 0.2] [%clk 1:31:36] } 5. Bg5 { [%eval 0.21] [%clk 1:29:27] } 5... c6 { [%eval 0.22] [%clk 1:30:51] } 6. e3 { [%eval 0.19] [%clk 1:29:51] } 6... h6 { [%eval 0.29] [%clk 1:30:28] } 7. Bh4 { [%eval 0.21] [%clk 1:30:12] } 7... Be7 { [%eval 0.23] [%clk 1:30:17] } 8. Bd3 { [%eval 0.27] [%clk 1:30:39] } 8... Nbd7 { [%eval 0.35] [%clk 1:25:23] } 9. Nf3 { [%eval 0.31] [%clk 1:31:00] } 9... O-O { [%eval 0.34] [%clk 1:25:30] } 10. Qc2 { [%eval 0.32] [%clk 1:31:16] } 10... Re8 { [%eval 0.32] [%clk 1:23:46] } 11. O-O { [%eval 0.37] [%clk 1:31:37] } 11... Ne4 { [%eval 0.34] [%clk 1:19:44] } 12. Bxe7 { [%eval 0.06] [%clk 1:31:59] } 12... Qxe7 { [%eval 0.19] [%clk 1:20:02] } 13. Rab1 { [%eval 0.0] [%clk 1:32:26] } 13... Ndf6 { [%eval 0.1] [%clk 1:15:13] } 14. Ne5 { [%eval -0.11] [%clk 1:32:42] } 14... Ng4 { [%eval 0.29] [%clk 1:09:51] } 15. Bxe4 { [%eval 0.41] [%clk 1:31:21] } 15... dxe4 { [%eval 0.3] [%clk 1:10:11] } 16. Nxg4 { [%eval 0.33] [%clk 1:31:31] } 16... Bxg4 { [%eval 0.34] [%clk 1:10:35] } 17. b4 { [%eval 0.36] [%clk 1:31:52] } 17... a6 { [%eval 0.28] [%clk 1:07:19] } 18. Rfc1 { [%eval 0.19] [%clk 1:31:57] } 18... Qe6 { [%eval 0.3] [%clk 1:05:43] } 19. Ne2 { [%eval 0.13] [%clk 1:32:00] } 19... Bxe2 { [%eval 0.15] [%clk 1:05:23] } 20. Qxe2 { [%eval 0.21] [%clk 1:32:27] } 20... Rad8 { [%eval 0.22] [%clk 1:03:33] } 21. a4 { [%eval 0.14] [%clk 1:32:47] } 21... Rd5 { [%eval 0.19] [%clk 1:02:45] } 22. b5 { [%eval 0.09] [%clk 1:32:14] } 22... axb5 { [%eval 0.2] [%clk 1:02:32] } 23. axb5 { [%eval 0.11] [%clk 1:32:36] } 23... Rc8 { [%eval 0.24] [%clk 0:54:52] } 24. Qa2 { [%eval -0.06] [%clk 1:32:12] } 24... Qd7 { [%eval 0.43] [%clk 0:52:47] } 25. b6 { [%eval 0.0] [%clk 1:30:57] } 25... Rg5 { [%eval 0.0] [%clk 0:52:29] } 26. Rc5 { [%eval 0.0] [%clk 1:31:10] } 26... Rxc5 { [%eval 0.0] [%clk 0:48:23] } 27. dxc5 { [%eval 0.0] [%clk 1:31:38] } 27... Re8 { [%eval 0.0] [%clk 0:48:15] } 28. h3 { [%eval 0.03] [%clk 1:30:58] } 28... Re5 { [%eval 0.0] [%clk 0:46:15] } 29. Rc1 { [%eval 0.0] [%clk 1:30:47] } 29... Rxc5?? { [%eval 5.26] } { Blunder. Kh7 was best. } { [%clk 0:43:54] } 30. Rxc5 { [%eval 5.41] [%clk 1:29:29] } 30... Qd1+ { [%eval 5.22] [%clk 0:44:17] } 31. Kh2 { [%eval 5.26] [%clk 1:29:54] } 31... Qd6+ { [%eval 5.5] [%clk 0:44:43] } 32. Kg1 { [%eval 5.11] [%clk 1:30:17] } 32... Qxc5 { [%eval 5.65] [%clk 0:45:06] } 33. Qa8+ { [%eval 5.46] [%clk 1:30:44] } 33... Kh7 { [%eval 5.56] [%clk 0:45:10] } 34. Qxb7 { [%eval 5.46] [%clk 1:31:12] } 34... Qc3?! { [%eval 7.3] } { Inaccuracy. f5 was best. } { [%clk 0:36:02] } 35. Qc7 { [%eval 5.97] [%clk 1:31:36] } 35... Qe1+ { [%eval 5.98] [%clk 0:34:52] } 36. Kh2 { [%eval 5.78] [%clk 1:32:04] } 36... Qxf2?! { [%eval 8.5] } { Inaccuracy. Qa5 was best. } { [%clk 0:34:47] } 37. b7 { [%eval 7.8] [%clk 1:32:28] } 37... Qxe3 { [%eval 13.12] [%clk 0:34:25] } 38. b8=Q { [%eval #27] [%clk 1:32:50] } 38... Qf2 { [%eval #32] [%clk 0:34:23] } 39. Qf4 { [%eval 28.81] [%clk 1:33:14] } 39... Qc5?! { [%eval #4] } { Checkmate is now unavoidable. Qxf4+ was best. } { [%clk 0:31:44] } 40. Qbe5? { [%eval 9.66] } { Lost forced checkmate sequence. Qxf7 was best. } { [%clk 1:33:38] } 1-0