Event: Round 4: Chan, Pui Yin Brandon - Xu, Sinan
Date: 2025-07-24
White: Chan, Pui Yin Brandon
WhiteTitle: CM
WhiteElo: 1938
Black: Xu, Sinan
BlackElo: 1650
Result: 0-1
ECO: D50
Opening: Queen's Gambit Declined: Modern Variation
Variant: Standard
TimeControl: 90+30

1. c4 { [%eval 0.12] [%clk 1:30:26] } 1... e6 { [%eval 0.25] [%clk 1:30:37] } 2. Nc3 { [%eval 0.18] [%clk 1:30:43] } 2... d5 { [%eval 0.29] [%clk 1:30:27] } 3. d4 { [%eval 0.18] [%clk 1:31:01] } 3... Nf6 { [%eval 0.24] [%clk 1:30:34] } 4. Bg5 { [%eval 0.0] [%clk 1:31:20] } 4... dxc4 { [%eval 0.12] [%clk 1:27:01] } 5. e3 { [%eval 0.16] [%clk 1:31:44] } 5... c5 { [%eval 0.22] [%clk 1:27:01] } 6. Bxc4 { [%eval 0.15] [%clk 1:28:37] } 6... cxd4 { [%eval 0.15] [%clk 1:26:33] } 7. exd4 { [%eval 0.0] [%clk 1:28:16] } 7... Nc6 { [%eval 0.09] [%clk 1:26:58] } 8. Nf3 { [%eval 0.23] [%clk 1:28:34] } 8... Be7 { [%eval 0.15] [%clk 1:27:24] } 9. a3 { [%eval 0.02] [%clk 1:25:31] } 9... a6 { [%eval 0.14] [%clk 1:26:21] } 10. O-O { [%eval 0.21] [%clk 1:21:23] } 10... b5 { [%eval 0.55] [%clk 1:23:34] } 11. d5 { [%eval 0.66] [%clk 1:14:58] } 11... exd5?? { [%eval 2.7] } { Blunder. Na5 was best. } { [%clk 1:09:12] } 12. Bxf6?? { [%eval -0.06] } { Blunder. Bxd5 was best. } { [%clk 0:54:28] } 12... Bxf6?? { [%eval 3.24] } { Blunder. dxc4 was best. } { [%clk 1:07:37] } 13. Bxd5 { [%eval 3.16] [%clk 0:54:18] } 13... Bb7 { [%eval 3.16] [%clk 1:05:15] } 14. Re1+ { [%eval 3.02] [%clk 0:52:55] } 14... Kf8 { [%eval 3.18] [%clk 1:04:57] } 15. Qb3 { [%eval 3.27] [%clk 0:46:30] } 15... Bxc3 { [%eval 3.72] [%clk 0:42:59] } 16. bxc3 { [%eval 4.04] [%clk 0:44:16] } 16... g6 { [%eval 3.81] [%clk 0:37:08] } 17. Bxf7 { [%eval 3.9] [%clk 0:27:16] } 17... Na5?! { [%eval 4.91] } { Inaccuracy. Kg7 was best. } { [%clk 0:34:48] } 18. Qa2? { [%eval 3.08] } { Mistake. Qb4+ was best. } { [%clk 0:21:36] } 18... Qd7? { [%eval 5.09] } { Mistake. Kg7 was best. } { [%clk 0:27:48] } 19. Ne5 { [%eval 5.02] [%clk 0:19:36] } 19... Qc7 { [%eval 5.06] [%clk 0:26:21] } 20. Qe6 { [%eval 5.25] [%clk 0:19:33] } 20... Kg7 { [%eval 5.1] [%clk 0:25:28] } 21. Rad1 { [%eval 5.1] [%clk 0:08:48] } 21... Rhd8 { [%eval 5.51] [%clk 0:22:27] } 22. Rd7 { [%eval 5.5] [%clk 0:07:36] } 22... Rxd7 { [%eval 5.11] [%clk 0:22:25] } 23. Nxd7 { [%eval 5.16] [%clk 0:07:58] } 23... Qxc3 { [%eval 5.43] [%clk 0:22:32] } 24. Qe7?? { [%eval -3.17] } { Blunder. Be8 was best. } { [%clk 0:07:40] } 24... Nc6 { [%eval -3.56] [%clk 0:22:29] } 25. Qe6 { [%eval -3.9] [%clk 0:01:28] } 25... Nd8 { [%eval -4.05] [%clk 0:22:13] } 26. Qe7 { [%eval -4.04] [%clk 0:01:11] } 26... Nxf7 { [%eval -3.94] [%clk 0:22:10] } 27. Re3 { [%eval -4.48] [%clk 0:00:52] } 27... Qc1+ { [%eval -4.43] [%clk 0:16:36] } 28. Re1 { [%eval -4.5] [%clk 0:01:21] } 28... Qg5 { [%eval -4.43] [%clk 0:16:14] } 29. Qb4?? { [%eval #-1] } { Checkmate is now unavoidable. Qxg5 was best. } { [%clk 0:00:56] } 29... Qxg2# { [%clk 0:16:37] } 0-1