Event: Round 4: Grieve, Harry - Kosov, Alexey
Date: 2025-06-14
White: Grieve, Harry
WhiteTitle: IM
WhiteElo: 2475
Black: Kosov, Alexey
BlackTitle: FM
BlackElo: 2172
Result: 1-0
ECO: B60
Opening: Sicilian Defense: Richter-Rauzer Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:59] } 1... c5 { [%eval 0.25] [%clk 1:27:15] } 2. Nf3 { [%eval 0.2] [%clk 1:31:24] } 2... d6 { [%eval 0.31] [%clk 1:21:59] } 3. d4 { [%eval 0.22] [%clk 1:31:50] } 3... cxd4 { [%eval 0.19] [%clk 1:22:23] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:16] } 4... Nf6 { [%eval 0.31] [%clk 1:22:46] } 5. Nc3 { [%eval 0.32] [%clk 1:32:42] } 5... Nc6 { [%eval 0.3] [%clk 1:22:41] } 6. Bg5 { [%eval 0.25] [%clk 1:33:06] } 6... Qb6 { [%eval 0.63] [%clk 1:22:57] } 7. Nb3 { [%eval 0.65] [%clk 1:33:22] } 7... a6 { [%eval 0.75] [%clk 1:21:08] } 8. Bxf6 { [%eval 0.91] [%clk 1:27:44] } 8... gxf6 { [%eval 0.91] [%clk 1:21:33] } 9. Nd5 { [%eval 0.95] [%clk 1:28:09] } 9... Qd8 { [%eval 0.98] [%clk 1:21:44] } 10. Qh5 { [%eval 0.93] [%clk 1:24:36] } 10... e6 { [%eval 1.17] [%clk 1:16:35] } 11. Ne3 { [%eval 1.11] [%clk 1:24:21] } 11... Bd7 { [%eval 1.09] [%clk 1:13:20] } 12. f4?! { [%eval 0.31] } { Inaccuracy. O-O-O was best. } { [%clk 1:17:40] } 12... Qb6 { [%eval 0.34] [%clk 0:54:17] } 13. Nc4 { [%eval 0.32] [%clk 1:15:37] } 13... Qc7 { [%eval 0.44] [%clk 0:54:40] } 14. f5? { [%eval -0.7] } { Mistake. O-O-O was best. } { [%clk 1:02:59] } 14... Nb4? { [%eval 0.56] } { Mistake. exf5 was best. } { [%clk 0:50:16] } 15. O-O-O { [%eval 0.54] [%clk 0:48:55] } 15... e5?! { [%eval 1.63] } { Inaccuracy. O-O-O was best. } { [%clk 0:35:13] } 16. Kb1 { [%eval 1.57] [%clk 0:42:49] } 16... Bc6 { [%eval 2.04] [%clk 0:23:45] } 17. Qf3?! { [%eval 1.13] } { Inaccuracy. Qh4 was best. } { [%clk 0:33:13] } 17... b5? { [%eval 2.62] } { Mistake. Nxc2 was best. } { [%clk 0:13:35] } 18. Ne3 { [%eval 2.57] [%clk 0:31:21] } 18... a5 { [%eval 2.61] [%clk 0:07:01] } 19. a3 { [%eval 2.7] [%clk 0:29:44] } 19... Na6 { [%eval 3.42] [%clk 0:01:35] } 20. Nd5 { [%eval 3.8] [%clk 0:25:35] } 20... Qd8 { [%eval 3.6] [%clk 0:01:58] } 21. Qc3 { [%eval 3.21] [%clk 0:25:30] } 21... Nb8? { [%eval 5.5] } { Mistake. Nc5 was best. } { [%clk 0:01:39] } 22. Bxb5 { [%eval 5.42] [%clk 0:24:31] } 1-0