Event: CZECH OPEN 2025 - A - PARDUBICE OPEN - open grandmaster tournament
Site: Pardubice, Czech Republic
Date: 2025-07-28
White: Stalmach, Richard
WhiteTitle: IM
WhiteElo: 2448
Black: Prazak, Daniel
BlackTitle: FM
BlackElo: 2346
Result: 1/2-1/2
ECO: D44
Opening: Semi-Slav Defense: Botvinnik Variation, Lilienthal Variation
Variant: Standard
TimeControl: 90 min / 40 moves + 30 min + 30 s/move

1. c4 { [%eval 0.12] [%clk 1:28:56] } 1... c6 { [%eval 0.23] [%clk 1:30:39] } 2. d4 { [%eval 0.23] [%clk 1:29:18] } 2... d5 { [%eval 0.21] [%clk 1:30:41] } 3. Nf3 { [%eval 0.2] [%clk 1:29:40] } 3... Nf6 { [%eval 0.24] [%clk 1:30:54] } 4. Nc3 { [%eval 0.16] [%clk 1:30:06] } 4... e6 { [%eval 0.12] [%clk 1:30:34] } 5. Bg5 { [%eval 0.1] [%clk 1:29:57] } 5... dxc4 { [%eval 0.29] [%clk 1:30:32] } 6. e4 { [%eval 0.25] [%clk 1:30:13] } 6... b5 { [%eval 0.38] [%clk 1:30:43] } 7. e5 { [%eval 0.6] [%clk 1:30:36] } 7... h6 { [%eval 0.49] [%clk 1:30:46] } 8. Bh4 { [%eval 0.61] [%clk 1:31:03] } 8... g5 { [%eval 0.51] [%clk 1:30:58] } 9. Nxg5 { [%eval 0.61] [%clk 1:31:29] } 9... hxg5 { [%eval 0.62] [%clk 1:31:10] } 10. Bxg5 { [%eval 0.58] [%clk 1:31:55] } 10... Nbd7 { [%eval 0.62] [%clk 1:31:05] } 11. g3 { [%eval 0.78] [%clk 1:32:22] } 11... Bb7 { [%eval 0.57] [%clk 1:31:02] } 12. Bg2 { [%eval 0.55] [%clk 1:32:46] } 12... Qb6 { [%eval 0.56] [%clk 1:31:11] } 13. exf6 { [%eval 0.55] [%clk 1:33:11] } 13... O-O-O { [%eval 0.59] [%clk 1:31:15] } 14. O-O { [%eval 0.5] [%clk 1:33:37] } 14... c5 { [%eval 0.58] [%clk 1:31:29] } 15. d5 { [%eval 0.62] [%clk 1:34:06] } 15... b4 { [%eval 0.46] [%clk 1:31:30] } 16. Na4 { [%eval 0.61] [%clk 1:34:31] } 16... Qa6 { [%eval 0.61] [%clk 1:31:36] } 17. a3 { [%eval 0.57] [%clk 1:34:48] } 17... Bxd5 { [%eval 0.53] [%clk 1:31:34] } 18. Bxd5 { [%eval 0.54] [%clk 1:32:50] } 18... Ne5 { [%eval 0.64] [%clk 1:31:49] } 19. axb4 { [%eval 0.57] [%clk 1:27:10] } 19... Rxd5 { [%eval 0.78] [%clk 1:31:46] } 20. Qe2 { [%eval 0.76] [%clk 1:27:35] } 20... cxb4 { [%eval 0.6] [%clk 1:31:29] } 21. Nc3 { [%eval 0.61] [%clk 1:09:25] } 21... Qc6 { [%eval 1.13] [%clk 1:30:22] } 22. Nxd5?! { [%eval 0.37] } { Inaccuracy. Bf4 was best. } { [%clk 1:05:54] } 22... Qxd5 { [%eval 0.44] [%clk 1:30:41] } 23. f3 { [%eval 0.54] [%clk 1:06:21] } 23... Nd3 { [%eval 0.31] [%clk 1:30:56] } 24. Be3 { [%eval 0.25] [%clk 0:58:31] } 24... Bc5 { [%eval 0.29] [%clk 1:31:14] } 25. Bxc5 { [%eval 0.31] [%clk 0:58:58] } 25... Qxc5+ { [%eval 0.35] [%clk 1:31:30] } 26. Kh1 { [%eval 0.44] [%clk 0:50:40] } 26... Rd8 { [%eval 0.41] [%clk 1:28:06] } 27. Qe4 { [%eval 0.0] [%clk 0:44:44] } 27... Kb8 { [%eval 0.0] [%clk 1:17:16] } 28. Qh7 { [%eval 0.0] [%clk 0:38:35] } 28... Rd7 { [%eval 0.0] [%clk 1:07:02] } 29. Qg8+ { [%eval 0.0] [%clk 0:37:57] } 29... Kb7 { [%eval 0.0] [%clk 1:06:25] } 30. Qe8 { [%eval -0.12] [%clk 0:36:47] } 30... Qc6?! { [%eval 0.59] } { Inaccuracy. Rc7 was best. } { [%clk 1:01:12] } 31. Ra5?! { [%eval 0.0] } { Inaccuracy. h4 was best. } { [%clk 0:21:43] } 31... Nxb2?? { [%eval 2.79] } { Blunder. b3 was best. } { [%clk 0:50:39] } 32. Rc5 { [%eval 2.85] [%clk 0:17:42] } 32... Qxc5 { [%eval 2.69] [%clk 0:50:44] } 33. Qxd7+ { [%eval 2.36] [%clk 0:18:08] } 33... Qc7 { [%eval 3.21] [%clk 0:50:56] } 34. Qb5+ { [%eval 2.99] [%clk 0:18:21] } 34... Qb6 { [%eval 3.03] [%clk 0:51:07] } 35. Qe8 { [%eval 2.48] [%clk 0:18:29] } 35... Qc7 { [%eval 2.36] [%clk 0:45:20] } 36. Ra1 { [%eval 2.45] [%clk 0:18:46] } 36... Nd3? { [%eval 4.37] } { Mistake. b3 was best. } { [%clk 0:35:30] } 37. Qb5+ { [%eval 4.37] [%clk 0:16:56] } 37... Ka8 { [%eval 4.07] [%clk 0:31:48] } 38. Qe8+ { [%eval 4.05] [%clk 0:04:38] } 38... Kb7 { [%eval 4.27] [%clk 0:31:52] } 39. Qb5+ { [%eval 3.81] [%clk 0:00:48] } 39... Ka8 { [%eval 3.88] [%clk 0:32:10] } 40. Ra6?? { [%eval 0.0] } { Blunder. Ra4 was best. } { [%clk 0:01:16] } 40... b3 { [%eval 0.0] [%clk 0:20:01] } 41. Qe8+ { [%clk 0:11:47] } 41... Kb7 { [%clk 0:50:18] } 42. Qb5+ { [%clk 0:12:00] } 42... Ka8 { [%clk 0:50:45] } 43. Qe8+ { [%clk 0:05:01] } 1/2-1/2