Event: 2025 National Chess Open (Liaocheng,China)
Site: Liaocheng,Shandong, China
Date: 2025-07-24
White: Chen, Yichuan
WhiteElo: 1833
Black: Xu, Hanbing
BlackElo: 2289
Result: 1/2-1/2
ECO: E00
Opening: Catalan Opening
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:55] } 1... Nf6 { [%eval 0.19] [%clk 1:30:48] } 2. c4 { [%eval 0.18] [%clk 1:31:20] } 2... e6 { [%eval 0.14] [%clk 1:30:15] } 3. g3 { [%eval 0.13] [%clk 1:31:40] } 3... d5 { [%eval 0.12] [%clk 1:30:09] } 4. Nf3 { [%eval 0.16] [%clk 1:32:07] } 4... dxc4 { [%eval 0.15] [%clk 1:29:59] } 5. Qa4+ { [%eval 0.03] [%clk 1:31:49] } 5... Bd7 { [%eval 0.13] [%clk 1:29:28] } 6. Qxc4 { [%eval 0.18] [%clk 1:31:04] } 6... Bc6 { [%eval 0.33] [%clk 1:29:57] } 7. Bg2 { [%eval 0.18] [%clk 1:30:29] } 7... Bd5 { [%eval 0.36] [%clk 1:30:16] } 8. Qa4+ { [%eval 0.22] [%clk 1:24:32] } 8... Bc6 { [%eval 0.3] [%clk 1:30:18] } 9. Qd1 { [%eval 0.26] [%clk 1:23:01] } 9... Be7 { [%eval 0.43] [%clk 1:30:01] } 10. Nc3 { [%eval 0.42] [%clk 1:22:46] } 10... O-O { [%eval 0.43] [%clk 1:30:03] } 11. O-O { [%eval 0.39] [%clk 1:23:09] } 11... Nbd7 { [%eval 0.46] [%clk 1:27:45] } 12. Qc2 { [%eval 0.44] [%clk 1:20:01] } 12... Rc8?! { [%eval 1.27] } { Inaccuracy. Bb4 was best. } { [%clk 1:20:37] } 13. e4 { [%eval 1.27] [%clk 1:16:19] } 13... b6 { [%eval 1.29] [%clk 1:17:16] } 14. Qe2?! { [%eval 0.59] } { Inaccuracy. d5 was best. } { [%clk 1:15:20] } 14... Bb7 { [%eval 0.65] [%clk 1:16:12] } 15. Rd1 { [%eval 0.62] [%clk 1:15:05] } 15... Re8 { [%eval 0.62] [%clk 1:12:28] } 16. Bf4 { [%eval 0.66] [%clk 1:13:07] } 16... Nh5 { [%eval 1.01] [%clk 1:00:26] } 17. Be3 { [%eval 1.03] [%clk 1:12:27] } 17... Nhf6 { [%eval 1.18] [%clk 1:00:54] } 18. Bf4?! { [%eval 0.59] } { Inaccuracy. d5 was best. } { [%clk 1:10:11] } 18... Nh5 { [%eval 1.04] [%clk 0:59:43] } 19. Be3 { [%eval 0.98] [%clk 1:08:39] } 19... Nhf6 { [%eval 1.13] [%clk 0:59:44] } 20. Bf4? { [%eval 0.0] } { Mistake. d5 was best. } { [%clk 0:56:40] } 1/2-1/2