Event: Open A
Date: 2025-07-01
White: Novak, Vaclav
WhiteElo: 1939
Black: Chval, Zdenek
BlackElo: 2095
Result: 0-1
ECO: B20
Opening: Sicilian Defense: Mengarini Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:08:53] } 1... c5 { [%eval 0.25] [%clk 1:30:54] } 2. a3 { [%eval -0.13] [%clk 1:09:16] } 2... g6 { [%eval -0.08] [%clk 1:27:41] } 3. Nc3 { [%eval -0.21] [%clk 1:07:50] } 3... Bg7 { [%eval -0.12] [%clk 1:27:25] } 4. Bc4 { [%eval -0.22] [%clk 1:06:57] } 4... e6 { [%eval 0.03] [%clk 1:23:11] } 5. f4 { [%eval -0.4] [%clk 1:04:33] } 5... Ne7 { [%eval -0.5] [%clk 1:20:41] } 6. Nf3 { [%eval -0.51] [%clk 1:03:14] } 6... O-O { [%eval -0.4] [%clk 1:18:42] } 7. d3 { [%eval -0.38] [%clk 1:01:11] } 7... d5 { [%eval -0.37] [%clk 1:15:04] } 8. Bb3 { [%eval -0.56] [%clk 1:00:44] } 8... dxe4 { [%eval -0.25] [%clk 1:05:48] } 9. Nxe4 { [%eval -0.72] [%clk 0:59:31] } 9... b6?! { [%eval 0.02] } { Inaccuracy. Nbc6 was best. } { [%clk 1:04:02] } 10. O-O?! { [%eval -0.83] } { Inaccuracy. h4 was best. } { [%clk 0:57:25] } 10... Bb7 { [%eval -0.72] [%clk 1:03:31] } 11. Qe2 { [%eval -0.83] [%clk 0:56:01] } 11... Bd5 { [%eval -0.48] [%clk 0:53:30] } 12. c4?! { [%eval -1.33] } { Inaccuracy. Bxd5 was best. } { [%clk 0:51:33] } 12... Bb7 { [%eval -1.31] [%clk 0:52:55] } 13. g4?! { [%eval -2.52] } { Inaccuracy. Ba4 was best. } { [%clk 0:45:51] } 13... Nbc6 { [%eval -2.45] [%clk 0:50:15] } 14. Be3?! { [%eval -3.45] } { Inaccuracy. Ba4 was best. } { [%clk 0:43:49] } 14... Nd4?? { [%eval -1.19] } { Blunder. f5 was best. } { [%clk 0:45:31] } 15. Nxd4 { [%eval -1.36] [%clk 0:43:43] } 15... Bxd4 { [%eval -1.2] [%clk 0:46:12] } 16. Bxd4?! { [%eval -2.1] } { Inaccuracy. Rae1 was best. } { [%clk 0:41:04] } 16... Qxd4+ { [%eval -1.98] [%clk 0:43:15] } 17. Rf2 { [%eval -2.15] [%clk 0:40:28] } 17... Rad8 { [%eval -1.97] [%clk 0:34:00] } 18. Rd1 { [%eval -2.07] [%clk 0:36:30] } 18... Qg7 { [%eval -1.55] [%clk 0:34:00] } 19. h4? { [%eval -2.9] } { Mistake. Ba4 was best. } { [%clk 0:36:30] } 19... Nc6 { [%eval -2.92] [%clk 0:31:31] } 20. Ba4 { [%eval -3.06] [%clk 0:35:11] } 20... Nd4 { [%eval -2.94] [%clk 0:31:42] } 21. Qe3 { [%eval -2.72] [%clk 0:34:57] } 21... Bxe4?! { [%eval -1.59] } { Inaccuracy. f5 was best. } { [%clk 0:25:17] } 22. dxe4 { [%eval -1.61] [%clk 0:34:57] } 22... a6?! { [%eval -0.84] } { Inaccuracy. e5 was best. } { [%clk 0:25:17] } 23. Rfd2? { [%eval -2.08] } { Mistake. Rdf1 was best. } { [%clk 0:33:49] } 23... Qf6?! { [%eval -1.26] } { Inaccuracy. e5 was best. } { [%clk 0:24:08] } 24. g5 { [%eval -1.33] [%clk 0:33:18] } 24... Qe7 { [%eval -1.29] [%clk 0:24:21] } 25. h5? { [%eval -2.63] } { Mistake. Rf1 was best. } { [%clk 0:31:56] } 25... Rd6?? { [%eval -0.68] } { Blunder. e5 was best. } { [%clk 0:19:55] } 26. h6?? { [%eval -2.57] } { Blunder. e5 was best. } { [%clk 0:28:55] } 26... Rfd8 { [%eval -2.02] [%clk 0:16:00] } 27. Kf2? { [%eval -3.52] } { Mistake. Rg2 was best. } { [%clk 0:25:11] } 27... e5 { [%eval -3.41] [%clk 0:14:38] } 28. b4 { [%eval -3.29] [%clk 0:20:11] } 28... exf4 { [%eval -2.9] [%clk 0:10:33] } 29. Qxf4 { [%eval -3.82] [%clk 0:13:00] } 29... f6 { [%eval -3.44] [%clk 0:10:36] } 30. Rxd4?! { [%eval -4.41] } { Inaccuracy. Kg2 was best. } { [%clk 0:13:00] } 30... Rxd4 { [%eval -4.36] [%clk 0:08:51] } 31. gxf6 { [%eval -4.26] [%clk 0:12:36] } 31... Qd6 { [%eval -4.13] [%clk 0:06:53] } 32. f7+ { [%eval -4.67] [%clk 0:11:01] } 32... Kf8 { [%eval -4.7] [%clk 0:06:02] } 33. Qxd6+ { [%eval -4.65] [%clk 0:06:51] } 33... R8xd6 { [%eval -4.48] [%clk 0:05:58] } 34. bxc5 { [%eval -4.74] [%clk 0:06:51] } 34... bxc5 { [%eval -4.55] [%clk 0:05:58] } 35. Rb1 { [%eval -4.72] [%clk 0:04:55] } 35... Kxf7 { [%eval -4.65] [%clk 0:05:39] } 36. Rb7+ { [%eval -5.18] [%clk 0:04:15] } 36... Kf6 { [%eval -5.1] [%clk 0:03:31] } 37. Ke3 { [%eval -5.39] [%clk 0:03:32] } 37... Kg5 { [%eval -5.37] [%clk 0:03:15] } 38. Rxh7 { [%eval -5.67] [%clk 0:03:11] } 38... Rd3+ { [%eval -5.54] [%clk 0:03:18] } 39. Ke2 { [%eval -5.13] [%clk 0:03:21] } 39... Rxa3 { [%eval -4.98] [%clk 0:02:56] } 40. Bd7? { [%eval -10.38] } { Mistake. Rc7 was best. } { [%clk 0:01:58] } 40... Rb6 { [%eval -8.48] [%clk 0:02:42] } 41. Kd1? { [%eval #-5] } { Checkmate is now unavoidable. Bb5 was best. } { [%clk 0:01:25] } 41... Rb2 { [%eval #-4] [%clk 0:02:30] } 42. Kc1 { [%eval #-4] [%clk 0:01:41] } 42... Rh2 { [%eval #-3] [%clk 0:02:22] } 43. Kb1 { [%eval #-3] [%clk 0:01:42] } 43... Rg3 { [%eval #-2] [%clk 0:02:30] } 0-1