Event: 2025 National Chess Open (Liaocheng,China)
Site: Liaocheng,Shandong, China
Date: 2025-07-25
White: Tong, Yiyi
WhiteElo: 1713
Black: Jiang, Tianyu
BlackElo: 2099
Result: 0-1
ECO: E20
Opening: Nimzo-Indian Defense: Kmoch Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:58] } 1... Nf6 { [%eval 0.19] [%clk 1:29:05] } 2. c4 { [%eval 0.18] [%clk 1:31:19] } 2... e6 { [%eval 0.14] [%clk 1:29:10] } 3. Nc3 { [%eval 0.09] [%clk 1:31:37] } 3... Bb4 { [%eval 0.09] [%clk 1:29:35] } 4. f3 { [%eval 0.0] [%clk 1:30:30] } 4... c5 { [%eval 0.09] [%clk 1:22:59] } 5. d5 { [%eval 0.0] [%clk 1:30:50] } 5... d6 { [%eval 0.22] [%clk 1:22:02] } 6. e4 { [%eval 0.06] [%clk 1:30:51] } 6... b5 { [%eval 0.07] [%clk 1:20:43] } 7. Bd3 { [%eval -0.19] [%clk 1:22:52] } 7... Nbd7?! { [%eval 0.45] } { Inaccuracy. bxc4 was best. } { [%clk 0:27:47] } 8. Kf2?? { [%eval -1.43] } { Blunder. dxe6 was best. } { [%clk 1:11:06] } 8... a6 { [%eval -1.22] [%clk 0:12:11] } 9. cxb5 { [%eval -1.68] [%clk 0:56:47] } 9... Ne5 { [%eval -1.79] [%clk 0:08:13] } 10. Bf4 { [%eval -2.16] [%clk 0:50:56] } 10... Nfd7?! { [%eval -1.17] } { Inaccuracy. exd5 was best. } { [%clk 0:03:24] } 11. bxa6 { [%eval -1.7] [%clk 0:30:19] } 11... c4 { [%eval -1.74] [%clk 0:01:37] } 12. Bc2 { [%eval -1.59] [%clk 0:30:00] } 12... O-O { [%eval -1.55] [%clk 0:00:41] } 13. Nge2 { [%eval -1.93] [%clk 0:29:26] } 13... Bxa6?! { [%eval -1.27] } { Inaccuracy. Bc5+ was best. } { [%clk 0:00:51] } 14. Nd4?? { [%eval -3.94] } { Blunder. g3 was best. } { [%clk 0:28:01] } 14... Qf6 { [%eval -3.98] [%clk 0:00:42] } 15. Bxe5 { [%eval -3.81] [%clk 0:22:35] } 15... Nxe5 { [%eval -3.13] [%clk 0:00:56] } 16. Kg3?! { [%eval -4.67] } { Inaccuracy. Nc6 was best. } { [%clk 0:21:43] } 16... Ng6 { [%eval -4.52] [%clk 0:00:41] } 17. h4 { [%eval -4.53] [%clk 0:20:21] } 17... Qe5+ { [%eval -4.59] [%clk 0:00:37] } 18. Kf2 { [%eval -4.65] [%clk 0:20:30] } 18... Bc5 { [%eval -4.53] [%clk 0:01:00] } 19. Ne2 { [%eval -5.07] [%clk 0:20:50] } 19... Nf4 { [%eval -5.0] [%clk 0:01:09] } 20. Nxf4 { [%eval -4.86] [%clk 0:20:30] } 20... Bxd4+ { [%eval -5.05] [%clk 0:01:00] } 21. Kf1 { [%eval -4.96] [%clk 0:18:07] } 21... Bxb2 { [%eval -4.95] [%clk 0:01:22] } 22. Rb1 { [%eval -5.82] [%clk 0:18:20] } 22... Qxf4 { [%eval -5.81] [%clk 0:01:11] } 0-1