Event: 2025 O2C Doeberl Cup Premier
Site: Canberra, Australia
Date: 2025-04-20
White: Antonio, Rogelio Jr
WhiteTitle: GM
WhiteElo: 2363
Black: Das, Sayantan
BlackTitle: GM
BlackElo: 2416
Result: 1/2-1/2
ECO: B31
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation
Variant: Standard
TimeControl: 90 minutes + 30 seconds per move from move 1

1. e4 { [%eval 0.18] [%clk 1:30:38] } 1... c5 { [%eval 0.25] [%clk 1:30:20] } 2. Nf3 { [%eval 0.2] [%clk 1:27:41] } 2... Nc6 { [%eval 0.25] [%clk 1:30:37] } 3. Bb5 { [%eval 0.28] [%clk 1:23:01] } 3... g6 { [%eval 0.24] [%clk 1:30:55] } 4. Bxc6 { [%eval 0.27] [%clk 1:22:51] } 4... dxc6 { [%eval 0.5] [%clk 1:31:18] } 5. h3 { [%eval 0.2] [%clk 1:23:16] } 5... Bg7 { [%eval 0.34] [%clk 1:31:43] } 6. d3 { [%eval 0.3] [%clk 1:23:37] } 6... Qc7 { [%eval 0.35] [%clk 1:32:07] } 7. a3 { [%eval 0.33] [%clk 1:15:44] } 7... h6 { [%eval 0.45] [%clk 1:23:16] } 8. O-O { [%eval 0.0] [%clk 1:10:01] } 8... g5 { [%eval 0.0] [%clk 1:21:09] } 9. Nh2 { [%eval 0.0] [%clk 1:09:36] } 9... h5? { [%eval 1.14] } { Mistake. Be5 was best. } { [%clk 1:06:46] } 10. Bxg5 { [%eval 1.23] [%clk 1:09:06] } 10... Bxb2 { [%eval 1.22] [%clk 1:07:08] } 11. Nd2 { [%eval 1.12] [%clk 1:07:45] } 11... Qe5 { [%eval 1.52] [%clk 0:46:18] } 12. Ndf3 { [%eval 1.1] [%clk 0:59:51] } 12... Qg7 { [%eval 1.34] [%clk 0:45:41] } 13. Rb1 { [%eval 1.3] [%clk 0:59:55] } 13... Bf6 { [%eval 1.36] [%clk 0:33:46] } 14. Qd2?! { [%eval 0.59] } { Inaccuracy. Bxf6 was best. } { [%clk 0:54:25] } 14... Bc3 { [%eval 0.61] [%clk 0:32:32] } 15. Qe3 { [%eval 0.61] [%clk 0:53:04] } 15... f6 { [%eval 0.55] [%clk 0:30:41] } 16. Bh4 { [%eval 0.69] [%clk 0:52:45] } 16... Bxh3 { [%eval 0.6] [%clk 0:27:08] } 17. Ne1 { [%eval 0.59] [%clk 0:53:02] } 17... Bc8 { [%eval 0.62] [%clk 0:27:11] } 18. Qxc5 { [%eval 0.67] [%clk 0:53:16] } 18... Be5 { [%eval 0.6] [%clk 0:27:34] } 19. Nhf3 { [%eval 0.65] [%clk 0:49:35] } 19... Bd6 { [%eval 0.62] [%clk 0:26:09] } 20. Qc3 { [%eval 0.57] [%clk 0:48:17] } 20... Nh6 { [%eval 0.55] [%clk 0:25:06] } 21. d4 { [%eval 0.67] [%clk 0:48:37] } 21... Nf7 { [%eval 0.74] [%clk 0:23:30] } 22. Kh1? { [%eval -0.57] } { Mistake. g3 was best. } { [%clk 0:47:00] } 22... Rg8 { [%eval -0.68] [%clk 0:23:01] } 23. Qd3 { [%eval -1.18] [%clk 0:45:26] } 23... Qg4 { [%eval -0.92] [%clk 0:21:42] } 24. Rg1?! { [%eval -1.69] } { Inaccuracy. g3 was best. } { [%clk 0:40:15] } 24... Bf4? { [%eval -0.44] } { Mistake. b6 was best. } { [%clk 0:16:39] } 25. g3 { [%eval -0.36] [%clk 0:35:26] } 25... Bc7 { [%eval -0.47] [%clk 0:13:17] } 26. Nh2 { [%eval -0.43] [%clk 0:35:30] } 26... Qg6 { [%eval 0.0] [%clk 0:11:13] } 27. Ng2 { [%eval 0.0] [%clk 0:34:57] } 27... Ng5 { [%eval 0.0] [%clk 0:09:56] } 28. Bxg5?! { [%eval -0.87] } { Inaccuracy. Rge1 was best. } { [%clk 0:33:18] } 28... fxg5 { [%eval -0.62] [%clk 0:08:40] } 29. Ne3 { [%eval -0.95] [%clk 0:33:30] } 29... Qf7 { [%eval -0.42] [%clk 0:07:49] } 30. c4 { [%eval -0.53] [%clk 0:28:28] } 30... h4 { [%eval -0.29] [%clk 0:06:56] } 31. e5 { [%eval -0.25] [%clk 0:26:48] } 31... hxg3 { [%eval -0.33] [%clk 0:04:05] } 32. fxg3 { [%eval -0.23] [%clk 0:26:19] } 32... Rh8 { [%eval -0.27] [%clk 0:02:58] } 33. Rgf1 { [%eval -0.23] [%clk 0:24:52] } 33... Qh7 { [%eval -0.22] [%clk 0:02:33] } 34. Qxh7 { [%eval -0.31] [%clk 0:23:47] } 34... Rxh7 { [%eval -0.34] [%clk 0:03:02] } 35. Rfd1?! { [%eval -1.21] } { Inaccuracy. Kg1 was best. } { [%clk 0:24:08] } 35... b6?! { [%eval -0.33] } { Inaccuracy. Bh3 was best. } { [%clk 0:01:54] } 36. Kg1 { [%eval -0.8] [%clk 0:22:55] } 36... Bd7 { [%eval -0.74] [%clk 0:01:29] } 37. Nhg4 { [%eval -0.7] [%clk 0:23:07] } 1/2-1/2