Event: Hong Kong International Open Chess Championship 2023
Site: St. Benedict School, Choi Hung, Kowloon, Hong Kong
Date: 2023-12-27
White: Cheng, Chun-Yuan
WhiteElo: 1605
Black: Qian, Tsz Man Ryan
Result: 0-1
ECO: A03
Opening: Bird Opening: Dutch Variation
Variant: Standard

1. f4 { [%eval -0.31] [%clk 1:30:50] } 1... d5 { [%eval -0.16] [%clk 1:30:50] } 2. Nf3 { [%eval -0.15] [%clk 1:29:50] } 2... Nc6 { [%eval 0.17] [%clk 1:30:35] } 3. e3 { [%eval -0.01] [%clk 1:30:47] } 3... Bg4 { [%eval 0.22] [%clk 1:30:26] } 4. Bb5 { [%eval 0.0] [%clk 1:29:07] } 4... Qd6 { [%eval 0.2] } 5. b3 { [%eval 0.01] [%clk 1:30:47] } 5... e6 { [%eval 0.22] [%clk 1:30:26] } 6. Ba3 { [%eval 0.25] } 6... Qd7 { [%eval 0.17] } 7. Bxf8 { [%eval 0.22] } 7... Kxf8 { [%eval 0.09] [%clk 1:30:26] } 8. h3 { [%eval 0.17] [%clk 1:30:47] } 8... Bxf3 { [%eval 0.1] [%clk 1:30:23] } 9. Qxf3 { [%eval 0.16] [%clk 1:30:44] } 9... Nf6 { [%eval 0.27] [%clk 1:30:32] } 10. Nc3 { [%eval 0.33] [%clk 1:30:53] } 10... a6 { [%eval 0.29] [%clk 1:31:01] } 11. Bxc6 { [%eval 0.21] [%clk 1:31:10] } 11... Qxc6 { [%eval 0.2] [%clk 1:31:10] } 12. O-O-O { [%eval 0.16] [%clk 1:31:35] } 12... Ke7 { [%eval 0.31] [%clk 1:30:05] } 13. g4 { [%eval 0.25] [%clk 1:32:03] } 13... Rad8 { [%eval 0.36] [%clk 1:28:50] } 14. g5 { [%eval 0.07] [%clk 1:32:32] } 14... Ne8 { [%eval 0.33] [%clk 1:29:19] } 15. Ne2 { [%eval -0.06] [%clk 1:32:11] } 15... Kd7 { [%eval 0.22] [%clk 1:29:15] } 16. d3 { [%eval -0.18] [%clk 1:29:01] } 16... Kc8 { [%eval 0.0] [%clk 1:27:39] } 17. Kb2 { [%eval -0.28] [%clk 1:29:28] } 17... Nd6 { [%eval -0.22] [%clk 1:27:10] } 18. a4 { [%eval -0.28] [%clk 1:29:29] } 18... Qb6 { [%eval -0.26] [%clk 1:20:53] } 19. Ng3 { [%eval -0.16] [%clk 1:29:57] } 19... Rhe8 { [%eval 0.0] [%clk 1:17:53] } 20. e4 { [%eval 0.03] [%clk 1:30:24] } 20... Kb8 { [%eval -0.06] [%clk 1:12:46] } 21. e5 { [%eval -0.06] [%clk 1:30:53] } 21... Nc8 { [%eval -0.1] [%clk 1:11:57] } 22. d4 { [%eval -0.05] [%clk 1:29:31] } 22... Na7 { [%eval 0.1] [%clk 1:12:21] } 23. f5?! { [%eval -0.75] } { Inaccuracy. Qc3 was best. } { [%clk 1:28:51] } 23... c5 { [%eval -0.97] [%clk 1:10:18] } 24. fxe6 { [%eval -1.0] [%clk 1:27:44] } 24... Qxe6?? { [%eval 1.7] } { Blunder. fxe6 was best. } { [%clk 1:08:12] } 25. Nf5 { [%eval 1.79] [%clk 1:25:24] } 25... Rg8 { [%eval 1.7] [%clk 1:08:12] } 26. Nd6? { [%eval 0.13] } { Mistake. dxc5 was best. } { [%clk 1:25:24] } 0-1