Event: Hong Kong International Open Chess Championship 2023
Site: St. Benedict School, Choi Hung, Kowloon, Hong Kong
Date: 2023-12-29
White: Zhou, Guoyu
WhiteElo: 1458
Black: Yeo, Matthias Kiran
Result: 1-0
ECO: A85
Opening: Dutch Defense: Queen's Knight Variation
Variant: Standard

1. d4 { [%eval 0.13] [%clk 1:31:02] } 1... f5 { [%eval 0.53] [%clk 1:30:26] } 2. c4 { [%eval 0.44] [%clk 1:31:02] } 2... Nf6 { [%eval 0.5] [%clk 1:30:59] } 3. Nc3 { [%eval 0.38] [%clk 1:31:25] } 3... d6 { [%eval 0.68] [%clk 1:30:37] } 4. Nf3 { [%eval 0.78] [%clk 1:31:54] } 4... g6 { [%eval 0.75] [%clk 1:30:52] } 5. e3 { [%eval 0.42] [%clk 1:31:28] } 5... Bg7 { [%eval 0.75] [%clk 1:31:04] } 6. Be2 { [%eval 0.56] [%clk 1:30:43] } 6... O-O { [%eval 0.64] [%clk 1:31:26] } 7. O-O { [%eval 0.64] [%clk 1:29:36] } 7... Bd7 { [%eval 0.81] [%clk 1:31:53] } 8. b3 { [%eval 0.51] [%clk 1:29:48] } 8... Re8 { [%eval 0.85] [%clk 1:32:14] } 9. Bb2 { [%eval 0.73] [%clk 1:28:09] } 9... e5 { [%eval 0.67] [%clk 1:32:36] } 10. dxe5 { [%eval 0.77] [%clk 1:27:59] } 10... dxe5 { [%eval 0.67] [%clk 1:33:05] } 11. Qc2 { [%eval 0.47] [%clk 1:27:19] } 11... e4 { [%eval 0.64] [%clk 1:32:18] } 12. Nd2?! { [%eval 0.02] } { Inaccuracy. Nd4 was best. } { [%clk 1:21:30] } 12... Bc6?! { [%eval 1.11] } { Inaccuracy. Nc6 was best. } { [%clk 1:30:13] } 13. b4 { [%eval 1.03] [%clk 1:21:30] } 13... b6?! { [%eval 1.71] } { Inaccuracy. Bd7 was best. } { [%clk 1:26:41] } 14. Rfd1 { [%eval 1.67] [%clk 1:21:18] } 14... Qe7 { [%eval 1.57] [%clk 1:24:22] } 15. a3?! { [%eval 0.8] } { Inaccuracy. b5 was best. } { [%clk 1:21:45] } 15... Nbd7 { [%eval 0.76] [%clk 1:21:29] } 16. Nb3 { [%eval 0.78] [%clk 1:22:13] } 16... Nf8?! { [%eval 1.86] } { Inaccuracy. Ne5 was best. } { [%clk 1:16:03] } 17. c5 { [%eval 1.59] [%clk 1:20:39] } 17... Ne6 { [%eval 1.9] [%clk 1:15:29] } 18. b5 { [%eval 2.04] [%clk 1:20:02] } 18... Bb7 { [%eval 1.97] [%clk 1:15:05] } 19. c6 { [%eval 1.99] [%clk 1:20:03] } 19... Bc8 { [%eval 2.14] [%clk 1:15:23] } 20. Nd5?! { [%eval 1.02] } { Inaccuracy. a4 was best. } { [%clk 1:10:06] } 20... Nxd5 { [%eval 1.24] [%clk 1:14:48] } 21. Rxd5 { [%eval 1.04] [%clk 1:10:34] } 21... a6 { [%eval 1.59] [%clk 1:12:32] } 22. bxa6 { [%eval 1.41] [%clk 1:11:02] } 22... Bxa6? { [%eval 2.72] } { Mistake. Bxb2 was best. } { [%clk 1:12:24] } 23. Bxa6 { [%eval 2.32] } 23... Rxa6?? { [%eval 5.03] } { Blunder. Bxb2 was best. } { [%clk 1:12:51] } 24. Rd7 { [%eval 5.52] [%clk 1:11:20] } 24... Qf8 { [%eval 5.54] [%clk 1:13:05] } 25. Bxg7 { [%eval 5.64] [%clk 1:11:32] } 25... Nxg7 { [%eval 5.66] [%clk 1:13:28] } 26. Qc4+ { [%eval 5.66] [%clk 1:11:51] } 1-0