Event: Round 4: Tong, Yiyi - He, Yi
Site: https://lichess.org/broadcast/2025-chinese-chess-league-division-b-/round-4/Er5VESQW/lfU0b6rI
White: Tong, Yiyi
WhiteElo: 1754
Black: He, Yi
BlackElo: 1765
Result: 1/2-1/2
ECO: E20
Opening: Nimzo-Indian Defense: Kmoch Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:48] } 2. c4 { [%eval 0.18] [%clk 1:31:21] } 2... e6 { [%eval 0.14] [%clk 1:31:14] } 3. Nc3 { [%eval 0.09] [%clk 1:31:46] } 3... Bb4 { [%eval 0.09] [%clk 1:31:38] } 4. f3 { [%eval 0.0] [%clk 1:31:55] } 4... c5 { [%eval 0.09] [%clk 1:32:01] } 5. d5 { [%eval 0.0] [%clk 1:32:17] } 5... b5 { [%eval 0.23] [%clk 1:32:05] } 6. e4 { [%eval 0.04] [%clk 1:32:39] } 6... d6 { [%eval 0.07] [%clk 1:32:29] } 7. Bd3 { [%eval -0.19] [%clk 1:32:31] } 7... bxc4 { [%eval -0.19] [%clk 1:32:49] } 8. Bxc4 { [%eval -0.36] [%clk 1:32:39] } 8... exd5 { [%eval -0.46] [%clk 1:33:01] } 9. Bxd5 { [%eval -0.38] [%clk 1:32:00] } 9... Nxd5 { [%eval -0.37] [%clk 1:33:15] } 10. Qxd5 { [%eval -0.31] [%clk 1:32:21] } 10... Be6 { [%eval -0.25] [%clk 1:33:23] } 11. Qxa8 { [%eval -0.36] [%clk 1:29:08] } 11... Qb6 { [%eval -0.35] [%clk 1:33:42] } 12. Ne2 { [%eval -0.43] [%clk 1:05:06] } 12... O-O { [%eval -0.43] [%clk 1:33:42] } 13. O-O { [%eval -0.42] [%clk 1:04:48] } 13... Bxc3 { [%eval 0.0] [%clk 1:16:40] } 14. Nxc3 { [%eval 0.0] [%clk 0:50:48] } 14... Nc6 { [%eval 0.0] [%clk 1:10:43] } 15. Qxf8+ { [%eval 0.0] [%clk 0:48:00] } 15... Kxf8 { [%eval -0.01] [%clk 1:10:39] } 16. Bf4 { [%eval -0.01] [%clk 0:45:27] } 16... Nd4?! { [%eval 0.64] } { Inaccuracy. c4+ was best. } { [%clk 1:07:10] } 17. Rf2 { [%eval 0.59] [%clk 0:43:53] } 17... f6 { [%eval 0.94] [%clk 0:47:12] } 18. Be3 { [%eval 0.53] [%clk 0:38:36] } 18... Nc6 { [%eval 0.59] [%clk 0:40:59] } 19. Rd1 { [%eval 0.64] [%clk 0:35:17] } 19... Ne5 { [%eval 0.56] [%clk 0:40:02] } 20. b3 { [%eval 0.67] [%clk 0:28:24] } 20... Qb4 { [%eval 0.92] [%clk 0:31:14] } 21. Na4?? { [%eval -1.1] } { Blunder. Rc2 was best. } { [%clk 0:24:22] } 21... c4 { [%eval -0.93] [%clk 0:28:17] } 22. Bd2?! { [%eval -1.67] } { Inaccuracy. Rb1 was best. } { [%clk 0:18:45] } 22... Qa3 { [%eval -1.59] [%clk 0:23:00] } 23. Bc1 { [%eval -1.52] [%clk 0:18:22] } 23... Qb4 { [%eval -1.68] [%clk 0:23:14] } 24. Bd2 { [%eval -1.48] [%clk 0:18:28] } 24... Qa3? { [%eval 0.0] } { Mistake. Qb5 was best. } { [%clk 0:22:30] } 25. Bc1 { [%eval 0.0] [%clk 0:16:47] } 25... Qb4 { [%eval 0.0] [%clk 0:22:49] } 1/2-1/2