Event: Round 4: Edinson Sierra Daza - Vega Rosas, Brayan Rafael
Date: 2025-04-04
White: Edinson Sierra Daza
Black: Vega Rosas, Brayan Rafael
BlackElo: 1605
Result: 0-1
ECO: A40
Opening: Horwitz Defense
Variant: Standard
TimeControl: 3+2

1. d4 { [%eval 0.17] [%clk 0:03:02] } 1... e6 { [%eval 0.37] [%clk 0:02:57] } 2. f4?! { [%eval -0.22] } { Inaccuracy. Nc3 was best. } { [%clk 0:03:01] } 2... f5 { [%eval 0.14] [%clk 0:02:55] } 3. c4 { [%eval 0.09] [%clk 0:03:01] } 3... Nf6 { [%eval 0.05] [%clk 0:02:56] } 4. e3 { [%eval 0.12] [%clk 0:03:01] } 4... d5 { [%eval 0.17] [%clk 0:02:57] } 5. c5 { [%eval -0.36] [%clk 0:03:01] } 5... c6 { [%eval 0.03] [%clk 0:02:53] } 6. b4 { [%eval -0.28] [%clk 0:03:02] } 6... Nbd7?! { [%eval 0.52] } { Inaccuracy. a5 was best. } { [%clk 0:02:53] } 7. a4 { [%eval 0.64] [%clk 0:03:02] } 7... b6 { [%eval 0.7] [%clk 0:02:53] } 8. a5 { [%eval 0.81] [%clk 0:03:02] } 8... bxc5 { [%eval 0.83] [%clk 0:02:51] } 9. bxc5 { [%eval 0.98] [%clk 0:03:02] } 9... Rb8 { [%eval 0.94] [%clk 0:02:51] } 10. Nc3 { [%eval 0.9] [%clk 0:03:02] } 10... Be7 { [%eval 0.84] [%clk 0:02:47] } 11. Nf3 { [%eval 0.88] [%clk 0:03:02] } 11... Ne4 { [%eval 0.88] [%clk 0:02:48] } 12. Nxe4 { [%eval 0.39] [%clk 0:03:01] } 12... fxe4 { [%eval 0.33] [%clk 0:02:48] } 13. Ne5 { [%eval 0.49] [%clk 0:03:01] } 13... Nxe5 { [%eval 0.61] [%clk 0:02:49] } 14. fxe5 { [%eval 0.44] [%clk 0:03:00] } 14... O-O { [%eval 0.46] [%clk 0:02:49] } 15. Be2 { [%eval 0.44] [%clk 0:02:59] } 15... Bg5 { [%eval 0.58] [%clk 0:02:30] } 16. Rf1 { [%eval 0.61] [%clk 0:02:57] } 16... Qe7 { [%eval 0.84] [%clk 0:02:07] } 17. g3 { [%eval 0.44] [%clk 0:02:54] } 17... g6 { [%eval 0.83] [%clk 0:01:24] } 18. h4 { [%eval 0.91] [%clk 0:02:49] } 18... Rxf1+ { [%eval 0.95] [%clk 0:01:08] } 19. Kxf1?! { [%eval 0.0] } { Inaccuracy. Bxf1 was best. } { [%clk 0:02:49] } 19... Bxh4 { [%eval 0.0] [%clk 0:01:02] } 20. gxh4 { [%eval 0.0] [%clk 0:02:49] } 20... Qxh4 { [%eval 0.0] [%clk 0:01:03] } 21. Qe1?? { [%eval #-11] } { Checkmate is now unavoidable. Kg1 was best. } { [%clk 0:02:25] } 21... Qh1+ { [%eval #-10] [%clk 0:01:04] } 22. Kf2 { [%eval #-11] [%clk 0:02:24] } 22... Qh2+ { [%eval #-10] [%clk 0:01:04] } 23. Kf1 { [%eval #-10] [%clk 0:02:14] } 23... Ba6 { [%eval #-8] [%clk 0:01:03] } 24. Qf2 { [%eval #-8] [%clk 0:02:03] } 24... Qh1+ { [%eval #-7] [%clk 0:00:50] } 25. Qg1 { [%eval #-8] [%clk 0:01:57] } 25... Rf8+ { [%eval #-7] [%clk 0:00:51] } 0-1