Event: Round 7: Duc Hoa Nguyen - Alexei Fedorov
Date: 2024-01-04
White: Duc Hoa Nguyen
Black: Alexei Fedorov
Result: 1/2-1/2
ECO: B42
Opening: Sicilian Defense: Kan Variation, Polugaevsky Variation
Variant: Standard

1. e4 { [%eval 0.2] [%clk 1:30:14] } 1... c5 { [%eval 0.33] [%clk 1:30:55] } 2. Nf3 { [%eval 0.17] [%clk 1:30:15] } 2... e6 { [%eval 0.0] [%clk 1:30:05] } 3. d4 { [%eval 0.42] [%clk 1:30:36] } 3... cxd4 { [%eval 0.26] [%clk 1:30:31] } 4. Nxd4 { [%eval 0.4] [%clk 1:31:03] } 4... a6 { [%eval 0.45] [%clk 1:30:48] } 5. Bd3 { [%eval 0.42] [%clk 1:31:05] } 5... Bc5 { [%eval 0.52] [%clk 1:30:20] } 6. Nb3 { [%eval 0.48] [%clk 1:28:41] } 6... Be7 { [%eval 0.84] [%clk 1:30:44] } 7. Qg4 { [%eval 0.6] [%clk 1:26:50] } 7... g6 { [%eval 0.93] [%clk 1:31:08] } 8. Nc3 { [%eval 0.62] [%clk 1:26:47] } 8... d6 { [%eval 0.76] [%clk 1:26:31] } 9. Qe2 { [%eval 0.78] [%clk 1:24:15] } 9... Nc6 { [%eval 0.67] [%clk 1:26:38] } 10. Be3 { [%eval 0.85] [%clk 1:23:32] } 10... Nf6 { [%eval 0.77] [%clk 1:26:35] } 11. O-O-O { [%eval 0.82] [%clk 1:22:41] } 11... h5 { [%eval 1.37] [%clk 1:18:59] } 12. Kb1 { [%eval 0.91] [%clk 1:17:03] } 12... b5 { [%eval 1.14] [%clk 1:14:37] } 13. f4 { [%eval 1.21] [%clk 1:10:56] } 13... Qc7 { [%eval 1.13] [%clk 1:14:53] } 14. Rhf1 { [%eval 1.16] [%clk 1:08:59] } 14... b4 { [%eval 1.22] [%clk 1:11:12] } 15. Na4 { [%eval 1.38] [%clk 1:08:44] } 15... Rb8 { [%eval 1.08] [%clk 1:11:37] } 16. h3 { [%eval 1.31] [%clk 1:08:12] } 16... h4 { [%eval 1.59] [%clk 0:42:04] } 17. Qf2 { [%eval 1.44] [%clk 1:07:51] } 17... O-O { [%eval 1.96] [%clk 0:39:57] } 18. Qxh4?! { [%eval 1.32] } { Inaccuracy. g3 was best. } { [%clk 0:57:17] } 18... Nxe4 { [%eval 1.76] [%clk 0:22:23] } 19. Qh6 { [%eval 2.08] [%clk 0:57:21] } 19... Nf6 { [%eval 2.14] [%clk 0:20:09] } 20. Nd4 { [%eval 1.56] [%clk 0:44:58] } 20... Bd7? { [%eval 2.88] } { Mistake. Re8 was best. } { [%clk 0:17:29] } 21. Nf3?? { [%eval 0.63] } { Blunder. f5 was best. } { [%clk 0:39:13] } 21... Rfc8 { [%eval 0.73] [%clk 0:15:46] } 22. Bxg6 { [%eval 0.23] [%clk 0:31:26] } 22... Bf8 { [%eval 0.55] [%clk 0:14:26] } 23. Qg5?! { [%eval -0.51] } { Inaccuracy. Bxf7+ was best. } { [%clk 0:31:15] } 23... fxg6 { [%eval 0.0] [%clk 0:13:36] } 24. Qxf6 { [%eval -0.21] [%clk 0:31:38] } 24... Bg7 { [%eval -0.11] [%clk 0:12:42] } 25. Qh4 { [%eval 0.0] [%clk 0:30:29] } 25... Na5 { [%eval 0.15] [%clk 0:11:57] } 26. Nc5 { [%eval 0.16] [%clk 0:30:47] } 26... b3 { [%eval 0.1] [%clk 0:04:53] } 27. axb3 { [%eval 0.06] [%clk 0:26:14] } 27... Nxb3 { [%eval 0.14] [%clk 0:04:50] } 28. cxb3 { [%eval 0.1] [%clk 0:26:17] } 28... Rxb3 { [%eval 0.02] [%clk 0:04:07] } 29. Bd4 { [%eval 0.0] [%clk 0:26:41] } 29... Rxb2+ { [%eval 0.0] [%clk 0:03:30] } 30. Bxb2 { [%clk 0:24:38] } 30... Qxc5 { [%clk 0:02:59] } 31. Nd4 { [%clk 0:24:49] } 31... Bxd4 { [%clk 0:01:22] } 32. Rxd4 { [%clk 0:24:37] } 32... Qf5+ { [%clk 0:01:19] } 33. Ka2 { [%clk 0:24:49] } 33... Qa5+ { [%clk 0:01:46] } 34. Kb1 { [%clk 0:24:55] } 34... Qf5+ { [%clk 0:01:45] } 35. Ka2 { [%clk 0:24:27] } 35... Qa5+ { [%clk 0:02:11] } 36. Kb1 { [%clk 0:24:13] } 1/2-1/2