Event: Round 5: Roberson, Peter T - Dudin, Gleb
Date: 2025-06-12
White: Roberson, Peter T
WhiteTitle: IM
WhiteElo: 2372
Black: Dudin, Gleb
BlackTitle: GM
BlackElo: 2454
Result: 0-1
ECO: B20
Opening: Sicilian Defense
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:15:18] } 1... c5 { [%eval 0.25] [%clk 0:15:19] } 2. Be2 { [%eval 0.04] [%clk 0:15:27] } 2... Nc6 { [%eval 0.01] [%clk 0:15:20] } 3. f4 { [%eval -0.23] [%clk 0:15:35] } 3... Nf6 { [%eval 0.03] [%clk 0:15:25] } 4. d3 { [%eval 0.0] [%clk 0:15:39] } 4... d5 { [%eval 0.0] [%clk 0:15:34] } 5. e5 { [%eval 0.06] [%clk 0:15:47] } 5... Ng8 { [%eval 0.0] [%clk 0:15:43] } 6. c3 { [%eval 0.0] [%clk 0:15:33] } 6... Bf5 { [%eval 0.0] [%clk 0:15:25] } 7. Nf3 { [%eval 0.0] [%clk 0:15:20] } 7... e6 { [%eval 0.0] [%clk 0:15:32] } 8. O-O { [%eval 0.07] [%clk 0:15:27] } 8... h5 { [%eval -0.05] [%clk 0:15:32] } 9. d4 { [%eval -0.39] [%clk 0:15:16] } 9... Nh6 { [%eval -0.35] [%clk 0:15:22] } 10. Na3 { [%eval -0.9] [%clk 0:13:55] } 10... Qb6 { [%eval -0.7] [%clk 0:14:26] } 11. Kh1 { [%eval -1.01] [%clk 0:13:41] } 11... Bg4?! { [%eval 0.03] } { Inaccuracy. cxd4 was best. } { [%clk 0:13:34] } 12. dxc5 { [%eval 0.0] [%clk 0:12:12] } 12... Bxc5 { [%eval 0.0] [%clk 0:13:32] } 13. b4 { [%eval 0.0] [%clk 0:11:29] } 13... Be7 { [%eval 0.04] [%clk 0:13:17] } 14. b5?! { [%eval -0.66] } { Inaccuracy. Bd3 was best. } { [%clk 0:11:28] } 14... Na5 { [%eval -0.71] [%clk 0:13:07] } 15. Nd4?! { [%eval -1.45] } { Inaccuracy. Nc2 was best. } { [%clk 0:11:06] } 15... Rc8 { [%eval -1.44] [%clk 0:12:53] } 16. Bb2 { [%eval -1.74] [%clk 0:08:17] } 16... g6 { [%eval -1.64] [%clk 0:12:02] } 17. Nac2 { [%eval -1.76] [%clk 0:07:43] } 17... Nc4 { [%eval -1.72] [%clk 0:11:14] } 18. Bc1 { [%eval -1.79] [%clk 0:07:52] } 18... Qa5 { [%eval -1.58] [%clk 0:10:40] } 19. Nb3?! { [%eval -2.67] } { Inaccuracy. Qd3 was best. } { [%clk 0:05:56] } 19... Qxc3 { [%eval -2.97] [%clk 0:08:02] } 20. Ncd4 { [%eval -2.91] [%clk 0:04:18] } 20... Nf5 { [%eval -2.64] [%clk 0:07:37] } 21. Nxf5 { [%eval -2.63] [%clk 0:04:01] } 21... gxf5 { [%eval -2.59] [%clk 0:07:05] } 22. h3 { [%eval -3.05] [%clk 0:03:07] } 22... Ne3 { [%eval -3.02] [%clk 0:04:18] } 23. Bxe3 { [%eval -2.94] [%clk 0:03:15] } 23... Qxe3 { [%eval -2.85] [%clk 0:04:26] } 24. Bf3 { [%eval -3.09] [%clk 0:02:16] } 24... Rg8 { [%eval -2.89] [%clk 0:03:07] } 25. a4?! { [%eval -3.85] } { Inaccuracy. Rb1 was best. } { [%clk 0:02:00] } 25... Rc4?! { [%eval -2.82] } { Inaccuracy. Rc3 was best. } { [%clk 0:02:56] } 26. Rc1 { [%eval -2.87] [%clk 0:00:48] } 26... Rxc1 { [%eval -2.94] [%clk 0:02:30] } 27. Nxc1 { [%eval -3.01] [%clk 0:00:55] } 27... Kd7 { [%eval -2.99] [%clk 0:01:50] } 28. Nd3 { [%eval -3.18] [%clk 0:01:02] } 28... Rc8 { [%eval -3.37] [%clk 0:01:50] } 29. Qb3 { [%eval -4.03] [%clk 0:01:05] } 29... Qd4 { [%eval -4.23] [%clk 0:01:27] } 30. b6 { [%eval -4.22] [%clk 0:00:44] } 30... a6 { [%eval -4.0] [%clk 0:01:27] } 31. Rc1? { [%eval -7.38] } { Mistake. Qd1 was best. } { [%clk 0:00:24] } 31... Rxc1+ { [%eval -7.27] [%clk 0:01:21] } 32. Nxc1 { [%eval -7.62] [%clk 0:00:33] } 32... Bxf3 { [%eval -7.41] [%clk 0:01:15] } 33. Qxf3 { [%eval -7.22] [%clk 0:00:36] } 33... Qa1 { [%eval -6.62] [%clk 0:01:20] } 0-1