Event: Round 4: Costantino, Claudio Emanuele - Colonetti, Fabio
Date: 2024-07-23
White: Costantino, Claudio Emanuele
WhiteElo: 2067
Black: Colonetti, Fabio
BlackElo: 2169
Result: 1/2-1/2
ECO: B92
Opening: Sicilian Defense: Najdorf Variation, Opocensky Variation
Variant: Standard

1. e4 { [%eval 0.15] [%clk 1:30:59] } 1... c5 { [%eval 0.25] [%clk 1:30:54] } 2. Nf3 { [%eval 0.22] [%clk 1:31:26] } 2... d6 { [%eval 0.26] [%clk 1:31:04] } 3. d4 { [%eval 0.26] [%clk 1:31:51] } 3... cxd4 { [%eval 0.31] [%clk 1:31:19] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:19] } 4... Nf6 { [%eval 0.24] [%clk 1:31:38] } 5. Nc3 { [%eval 0.18] [%clk 1:32:46] } 5... a6 { [%eval 0.29] [%clk 1:31:59] } 6. Be2 { [%eval 0.17] [%clk 1:32:32] } 6... e5 { [%eval 0.21] [%clk 1:32:21] } 7. Nf3 { [%eval 0.0] [%clk 1:32:50] } 7... Be7 { [%eval 0.0] [%clk 1:31:53] } 8. Bg5 { [%eval 0.07] [%clk 1:33:12] } 8... Be6 { [%eval 0.13] [%clk 1:31:58] } 9. Bxf6 { [%eval 0.07] [%clk 1:33:33] } 9... Bxf6 { [%eval 0.02] [%clk 1:32:20] } 10. Nd5 { [%eval 0.0] [%clk 1:33:59] } 10... Nd7 { [%eval 0.0] [%clk 1:31:58] } 11. O-O { [%eval 0.02] [%clk 1:34:22] } 11... Rc8 { [%eval 0.06] [%clk 1:31:42] } 12. a4 { [%eval 0.0] [%clk 1:25:13] } 12... O-O { [%eval 0.0] [%clk 1:22:50] } 13. a5?! { [%eval -0.82] } { Inaccuracy. b3 was best. } { [%clk 1:19:38] } 13... Bxd5 { [%eval -0.79] [%clk 1:14:08] } 14. Qxd5 { [%eval -0.75] [%clk 1:15:18] } 14... Rxc2 { [%eval -0.87] [%clk 1:01:57] } 15. Bc4?! { [%eval -1.55] } { Inaccuracy. Rfb1 was best. } { [%clk 1:07:42] } 15... Rxb2? { [%eval -0.13] } { Mistake. b5 was best. } { [%clk 0:52:39] } 16. Qxd6 { [%eval -0.17] [%clk 1:06:57] } 16... Qe7 { [%eval -0.15] [%clk 0:42:09] } 17. Qxe7 { [%eval -0.05] [%clk 1:03:22] } 17... Bxe7 { [%eval -0.07] [%clk 0:42:32] } 18. Rab1 { [%eval -0.07] [%clk 1:02:13] } 18... Rxb1 { [%eval -0.08] [%clk 0:26:19] } 19. Rxb1 { [%eval -0.08] [%clk 1:02:34] } 19... Rb8 { [%eval -0.12] [%clk 0:25:53] } 20. Bd5 { [%eval -0.1] [%clk 1:00:52] } 20... Bd8 { [%eval -0.06] [%clk 0:20:32] } 21. Rxb7 { [%eval -0.05] [%clk 0:59:34] } 21... Rxb7 { [%eval -0.06] [%clk 0:20:01] } 1/2-1/2