Event: Round 4: Kelvin Sanchez - Dalthorp, Matt
Date: 2025-05-10
White: Kelvin Sanchez
WhiteTitle: FM
Black: Dalthorp, Matt
BlackElo: 2013
Result: 1/2-1/2
ECO: B54
Opening: Sicilian Defense: Prins Variation
Variant: Standard
TimeControl: 45+5

1. e4 { [%eval 0.18] [%clk 0:45:03] } 1... c5 { [%eval 0.25] [%clk 0:45:06] } 2. Nf3 { [%eval 0.2] [%clk 0:45:04] } 2... d6 { [%eval 0.31] [%clk 0:45:08] } 3. d4 { [%eval 0.22] [%clk 0:44:54] } 3... cxd4 { [%eval 0.19] [%clk 0:45:08] } 4. Nxd4 { [%eval 0.18] [%clk 0:44:56] } 4... Nf6 { [%eval 0.31] [%clk 0:45:07] } 5. f3 { [%eval 0.0] [%clk 0:45:00] } 5... e5 { [%eval 0.0] [%clk 0:45:07] } 6. Nb3 { [%eval 0.0] [%clk 0:45:02] } 6... a5 { [%eval 0.3] [%clk 0:45:09] } 7. a4 { [%eval 0.35] [%clk 0:44:53] } 7... Be6 { [%eval 0.4] [%clk 0:45:08] } 8. c4 { [%eval -0.14] [%clk 0:44:35] } 8... Qc7 { [%eval 0.38] [%clk 0:44:07] } 9. Na3 { [%eval 0.24] [%clk 0:44:30] } 9... Na6 { [%eval 0.4] [%clk 0:41:50] } 10. Be3 { [%eval 0.45] [%clk 0:44:07] } 10... Nc5?! { [%eval 1.24] } { Inaccuracy. Be7 was best. } { [%clk 0:40:22] } 11. Nb5 { [%eval 1.16] [%clk 0:43:55] } 11... Qc6 { [%eval 1.22] [%clk 0:39:11] } 12. Be2 { [%eval 0.99] [%clk 0:42:59] } 12... Be7 { [%eval 1.01] [%clk 0:38:57] } 13. O-O { [%eval 0.6] [%clk 0:42:50] } 13... O-O { [%eval 0.82] [%clk 0:38:38] } 14. Nxc5 { [%eval 0.84] [%clk 0:41:08] } 14... dxc5 { [%eval 0.81] [%clk 0:38:34] } 15. Nc3 { [%eval 0.9] [%clk 0:41:12] } 15... Nh5 { [%eval 1.14] [%clk 0:35:30] } 16. Nd5 { [%eval 0.94] [%clk 0:41:15] } 16... Bxd5?! { [%eval 1.78] } { Inaccuracy. Rae8 was best. } { [%clk 0:34:39] } 17. cxd5 { [%eval 1.75] [%clk 0:40:29] } 17... Qg6 { [%eval 1.73] [%clk 0:31:45] } 18. Qd2 { [%eval 1.66] [%clk 0:37:08] } 18... Rfc8 { [%eval 1.98] [%clk 0:22:04] } 19. Rfc1?! { [%eval 1.38] } { Inaccuracy. Bc4 was best. } 19... c4?! { [%eval 2.38] } { Inaccuracy. h6 was best. } { [%clk 0:21:20] } 20. Rxc4 { [%eval 2.42] } 20... Rxc4 { [%eval 2.62] [%clk 0:21:23] } 21. Bxc4 { [%eval 2.6] [%clk 0:36:07] } 21... Rc8 { [%eval 3.0] [%clk 0:22:04] } 22. Rc1 { [%eval 3.01] [%clk 0:36:01] } 22... Bc5? { [%eval 5.7] } { Mistake. Bb4 was best. } { [%clk 0:22:07] } 23. Bxc5 { [%eval 5.87] [%clk 0:36:07] } 23... Rxc5 { [%eval 6.24] [%clk 0:22:04] } 24. Bb5? { [%eval 3.46] } { Mistake. d6 was best. } { [%clk 0:36:00] } 24... Qb6 { [%eval 3.67] [%clk 0:22:09] } 25. Rxc5 { [%eval 3.7] } 25... Qxc5+ { [%eval 3.57] } 26. Qf2?? { [%eval 0.8] } { Blunder. Kf1 was best. } { [%clk 0:36:07] } 26... Qc1+ { [%eval 0.75] [%clk 0:22:04] } 1/2-1/2