Event: Round 9: Hajek, Oskar - Machacek, Jan
Date: 2025-05-10
White: Hajek, Oskar
WhiteTitle: CM
WhiteElo: 2130
Black: Machacek, Jan
BlackElo: 2128
Result: 1-0
ECO: B53
Opening: Sicilian Defense: Chekhover Variation
Variant: Standard
TimeControl: 3+2

1. e4 { [%eval 0.18] [%clk 0:03:03] } 1... c5 { [%eval 0.25] [%clk 0:03:04] } 2. Nf3 { [%eval 0.2] [%clk 0:03:04] } 2... d6 { [%eval 0.31] [%clk 0:03:05] } 3. d4 { [%eval 0.22] [%clk 0:03:05] } 3... cxd4 { [%eval 0.19] [%clk 0:03:07] } 4. Qxd4 { [%eval 0.08] [%clk 0:03:06] } 4... Nc6 { [%eval 0.16] [%clk 0:03:07] } 5. Bb5 { [%eval 0.12] [%clk 0:03:07] } 5... Bd7 { [%eval 0.18] [%clk 0:03:09] } 6. Bxc6 { [%eval 0.08] [%clk 0:03:07] } 6... Bxc6 { [%eval 0.13] [%clk 0:03:10] } 7. Nc3 { [%eval 0.0] [%clk 0:03:08] } 7... Nf6 { [%eval 0.06] [%clk 0:03:11] } 8. Bg5 { [%eval -0.05] [%clk 0:03:09] } 8... e6 { [%eval -0.01] [%clk 0:03:12] } 9. O-O-O { [%eval -0.03] [%clk 0:03:10] } 9... Be7 { [%eval -0.15] [%clk 0:03:13] } 10. Rhe1 { [%eval -0.01] [%clk 0:03:11] } 10... O-O { [%eval 0.0] [%clk 0:03:05] } 11. Kb1 { [%eval -0.3] [%clk 0:03:11] } 11... Qa5 { [%eval 0.18] [%clk 0:03:00] } 12. Qd2 { [%eval 0.16] [%clk 0:03:09] } 12... b5?? { [%eval 2.58] } { Blunder. Qc5 was best. } { [%clk 0:02:53] } 13. Nd5 { [%eval 2.93] [%clk 0:03:04] } 13... Qd8 { [%eval 2.78] [%clk 0:02:48] } 14. Nxf6+?! { [%eval 1.53] } { Inaccuracy. Nxe7+ was best. } { [%clk 0:02:26] } 14... gxf6? { [%eval 3.22] } { Mistake. Bxf6 was best. } { [%clk 0:02:48] } 15. Bh6 { [%eval 3.12] [%clk 0:02:23] } 15... Re8? { [%eval 5.05] } { Mistake. Kh8 was best. } { [%clk 0:02:47] } 16. Nd4?! { [%eval 3.33] } { Inaccuracy. Qc3 was best. } { [%clk 0:02:24] } 16... Qb6? { [%eval 5.47] } { Mistake. Bd7 was best. } { [%clk 0:02:39] } 17. Re3?! { [%eval 3.77] } { Inaccuracy. Qc3 was best. } { [%clk 0:02:07] } 17... Kh8 { [%eval 3.58] [%clk 0:02:40] } 18. Rh3?? { [%eval -0.08] } { Blunder. Qe2 was best. } { [%clk 0:02:07] } 18... Rg8?? { [%eval 4.34] } { Blunder. Bxe4 was best. } { [%clk 0:02:39] } 19. Qf4 { [%eval 4.26] [%clk 0:01:41] } 19... e5?! { [%eval 6.07] } { Inaccuracy. f5 was best. } { [%clk 0:02:26] } 20. Qf5?? { [%eval 2.23] } { Blunder. Qh4 was best. } { [%clk 0:01:35] } 20... exd4?! { [%eval 3.41] } { Inaccuracy. Rg6 was best. } { [%clk 0:02:24] } 21. Bf8 { [%eval 3.28] [%clk 0:01:29] } 21... Rg6 { [%eval 3.12] [%clk 0:02:17] } 22. Bxe7 { [%eval 3.16] [%clk 0:01:29] } 22... Re8?? { [%eval #7] } { Checkmate is now unavoidable. Qc5 was best. } { [%clk 0:02:13] } 23. Bxf6+ { [%eval #6] [%clk 0:01:24] } 23... Kg8 { [%eval #6] [%clk 0:02:14] } 24. Bxd4?? { [%eval 4.69] } { Lost forced checkmate sequence. Rxh7 was best. } { [%clk 0:01:05] } 24... Bxe4?! { [%eval 6.04] } { Inaccuracy. Qc7 was best. } { [%clk 0:01:16] } 25. Qxg6+ { [%eval 5.19] [%clk 0:00:38] } 25... Bxg6 { [%eval 5.3] [%clk 0:01:12] } 26. Bxb6 { [%eval 5.53] [%clk 0:00:38] } 26... axb6 { [%eval 5.8] [%clk 0:01:13] } 27. Re3 { [%eval 5.65] [%clk 0:00:33] } 27... Rc8 { [%eval 5.64] [%clk 0:01:13] } 28. Rd2 { [%clk 0:00:32] } 1-0