Event: CZECH OPEN 2025 - A - PARDUBICE OPEN - open grandmaster tournament
Site: Pardubice, Czech Republic
Date: 2025-07-31
White: Pechac, Jergus
WhiteTitle: GM
WhiteElo: 2580
Black: Haba, Petr
BlackTitle: GM
BlackElo: 2411
Result: 1/2-1/2
ECO: D02
Opening: Queen's Pawn Game: London System
Variant: Standard
TimeControl: 90 min / 40 moves + 30 min + 30 s/move

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... d5 { [%eval 0.2] [%clk 1:30:34] } 2. Nf3 { [%eval 0.08] [%clk 1:31:00] } 2... Nf6 { [%eval 0.11] [%clk 1:30:36] } 3. Bf4 { [%eval 0.02] [%clk 1:30:32] } 3... Bf5 { [%eval 0.12] [%clk 1:30:29] } 4. c4 { [%eval 0.22] [%clk 1:29:17] } 4... dxc4 { [%eval 0.27] [%clk 1:23:31] } 5. Qa4+ { [%eval -0.2] [%clk 1:19:33] } 5... c6 { [%eval 0.0] [%clk 1:22:22] } 6. Qxc4 { [%eval 0.0] [%clk 1:19:56] } 6... e6 { [%eval 0.0] [%clk 1:22:39] } 7. Nc3 { [%eval -0.25] [%clk 1:19:27] } 7... Qb6 { [%eval -0.03] [%clk 1:12:19] } 8. O-O-O { [%eval -0.3] [%clk 1:12:57] } 8... Nd5 { [%eval -0.32] [%clk 1:06:45] } 9. Nxd5 { [%eval -0.47] [%clk 1:08:42] } 9... exd5 { [%eval -0.46] [%clk 1:05:43] } 10. Qc3 { [%eval -0.58] [%clk 1:09:05] } 10... Be7 { [%eval -0.34] [%clk 1:05:46] } 11. e3 { [%eval -0.38] [%clk 1:03:59] } 11... Na6 { [%eval -0.34] [%clk 0:56:57] } 12. a3?! { [%eval -1.02] } { Inaccuracy. Bd3 was best. } { [%clk 0:59:55] } 12... Nc7? { [%eval 0.1] } { Mistake. O-O was best. } { [%clk 0:56:53] } 13. Bd3 { [%eval 0.1] [%clk 0:59:09] } 13... Nb5 { [%eval 0.2] [%clk 0:56:40] } 14. Qb3 { [%eval 0.05] [%clk 0:54:14] } 14... Bxd3 { [%eval -0.05] [%clk 0:49:46] } 15. Rxd3 { [%eval -0.12] [%clk 0:53:22] } 15... Nd6 { [%eval 0.07] [%clk 0:49:36] } 16. Qc2 { [%eval 0.02] [%clk 0:51:58] } 16... a5 { [%eval 0.42] [%clk 0:49:55] } 17. Bxd6 { [%eval 0.46] [%clk 0:43:51] } 17... Bxd6 { [%eval 0.41] [%clk 0:50:16] } 18. e4 { [%eval 0.5] } 18... dxe4 { [%eval 0.6] [%clk 0:36:29] } 19. Rb3 { [%eval 0.59] [%clk 0:44:16] } 19... Qc7 { [%eval 0.6] [%clk 0:36:54] } 20. Qxe4+ { [%eval 0.49] [%clk 0:44:31] } 20... Kf8 { [%eval 0.6] [%clk 0:37:20] } 21. Ne5 { [%eval 0.3] [%clk 0:33:49] } 21... Re8 { [%eval 0.34] [%clk 0:29:41] } 22. Re1 { [%eval 0.0] [%clk 0:33:24] } 22... Re7?! { [%eval 0.98] } { Inaccuracy. Kg8 was best. } { [%clk 0:28:19] } 23. Qf5?! { [%eval 0.13] } { Inaccuracy. Rbe3 was best. } { [%clk 0:28:15] } 23... Kg8 { [%eval 0.27] [%clk 0:22:22] } 24. h4 { [%clk 0:12:27] } 24... h5 { [%clk 0:20:34] } 25. Kb1 { [%clk 0:09:42] } 1/2-1/2