Event: 2025 SIO Challengers
White: Qiang, Vincent
WhiteElo: 1885
Black: Nonles, Ronald
BlackElo: 2036
Result: 1-0
ECO: A15
Opening: English Opening: Anglo-Indian Defense
Variant: Standard
TimeControl: 90+30

1. c4 { [%eval 0.12] [%clk 1:30:58] } 1... Nf6 { [%eval 0.14] [%clk 1:26:04] } 2. g3 { [%eval 0.11] [%clk 1:31:20] } 2... c6 { [%eval 0.23] [%clk 1:26:30] } 3. Nf3 { [%eval 0.16] [%clk 1:31:41] } 3... d5 { [%eval 0.21] [%clk 1:26:59] } 4. Bg2 { [%eval 0.23] [%clk 1:32:01] } 4... Bf5 { [%eval 0.31] [%clk 1:27:24] } 5. Qb3 { [%eval 0.36] [%clk 1:32:01] } 5... Qc8 { [%eval 0.35] [%clk 1:26:17] } 6. cxd5 { [%eval 0.43] [%clk 1:31:53] } 6... cxd5 { [%eval 0.5] [%clk 1:26:31] } 7. Nc3 { [%eval 0.56] [%clk 1:32:16] } 7... e6 { [%eval 0.41] [%clk 1:26:29] } 8. d3 { [%eval 0.43] [%clk 1:32:23] } 8... Nc6 { [%eval 0.45] [%clk 1:26:54] } 9. Bf4 { [%eval 0.42] [%clk 1:32:02] } 9... Nh5 { [%eval 0.86] [%clk 1:23:36] } 10. Bd2 { [%eval 0.55] [%clk 1:29:42] } 10... Be7 { [%eval 0.97] [%clk 1:21:36] } 11. e4 { [%eval 1.01] [%clk 1:24:30] } 11... dxe4 { [%eval 0.96] [%clk 1:19:57] } 12. dxe4 { [%eval 0.83] [%clk 1:24:46] } 12... Bg4 { [%eval 0.8] [%clk 1:19:57] } 13. h3 { [%eval 0.59] [%clk 1:23:36] } 13... Bxf3 { [%eval 0.45] [%clk 1:20:18] } 14. Bxf3 { [%eval 0.51] [%clk 1:24:00] } 14... Nf6 { [%eval 0.56] [%clk 1:20:35] } 15. O-O { [%eval 0.51] [%clk 1:23:07] } 15... O-O { [%eval 0.53] [%clk 1:20:44] } 16. Be3 { [%eval 0.46] [%clk 1:21:31] } 16... Na5 { [%eval 0.82] [%clk 1:16:11] } 17. Qc2?! { [%eval 0.15] } { Inaccuracy. Qb5 was best. } { [%clk 1:18:34] } 17... Nc4 { [%eval 0.03] [%clk 1:15:42] } 18. Bf4 { [%eval 0.0] [%clk 0:56:50] } 18... e5 { [%eval 0.07] [%clk 1:05:41] } 19. Bg5 { [%eval 0.12] [%clk 0:56:55] } 19... Qxh3 { [%eval 0.16] [%clk 1:00:07] } 20. Qe2 { [%eval 0.07] [%clk 0:56:53] } 20... Nb6 { [%eval 0.12] [%clk 0:50:11] } 21. a4?! { [%eval -0.7] } { Inaccuracy. Nb5 was best. } { [%clk 0:41:50] } 21... Qe6?! { [%eval 0.36] } { Inaccuracy. Bc5 was best. } { [%clk 0:35:55] } 22. a5 { [%eval 0.0] [%clk 0:41:43] } 22... Nbd7 { [%eval 0.0] [%clk 0:36:04] } 23. a6 { [%eval -0.02] [%clk 0:40:47] } 23... Rab8 { [%eval -0.06] [%clk 0:25:09] } 24. Nd5 { [%eval -0.06] [%clk 0:23:03] } 24... Bc5 { [%eval -0.08] [%clk 0:20:56] } 25. axb7 { [%eval -0.09] [%clk 0:11:33] } 25... Rxb7 { [%eval 0.0] [%clk 0:16:21] } 26. b4 { [%eval -0.09] [%clk 0:09:05] } 26... Bb6 { [%eval 0.02] [%clk 0:13:49] } 27. Rfc1 { [%eval 0.05] [%clk 0:07:12] } 27... h6?! { [%eval 1.14] } { Inaccuracy. Nxd5 was best. } { [%clk 0:12:04] } 28. Rc6 { [%eval 1.09] [%clk 0:07:08] } 28... Qh3?? { [%eval 3.32] } { Blunder. Qxc6 was best. } { [%clk 0:07:19] } 29. Bxf6 { [%eval 3.17] [%clk 0:06:18] } 29... Qxg3+ { [%eval 3.06] [%clk 0:03:44] } 30. Bg2 { [%eval 2.88] [%clk 0:06:26] } 30... Bd4?! { [%eval 4.18] } { Inaccuracy. Bxf2+ was best. } { [%clk 0:03:54] } 31. Rd1? { [%eval 2.53] } { Mistake. Be7 was best. } { [%clk 0:04:45] } 31... Qb3?? { [%eval 6.45] } { Blunder. Qxf2+ was best. } { [%clk 0:04:14] } 32. Ne7+ { [%eval 6.38] [%clk 0:03:45] } 32... Kh7 { [%eval 6.42] [%clk 0:04:11] } 33. Bxg7 { [%eval 6.45] [%clk 0:03:07] } 33... Rg8 { [%eval 7.98] [%clk 0:01:33] } 34. Qh5 { [%eval 7.84] [%clk 0:01:51] } 34... Qxd1+ { [%eval 7.72] [%clk 0:00:50] } 35. Qxd1 { [%eval 7.11] [%clk 0:02:15] } 35... Kxg7? { [%eval #2] } { Checkmate is now unavoidable. Rb6 was best. } { [%clk 0:00:53] } 36. Qg4+ { [%eval #8] [%clk 0:02:10] } 36... Kf8 { [%eval #8] [%clk 0:01:20] } 37. Nxg8 { [%eval #7] [%clk 0:02:24] } 1-0