Event: Ronda 6: Otarola Pina, Juan Alfonso - Jara Acevedo, Mateo Alonso
Date: 2025-02-07
White: Otarola Pina, Juan Alfonso
Black: Jara Acevedo, Mateo Alonso
Result: 0-1
ECO: B20
Opening: Sicilian Defense: Snyder Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:58] } 1... c5 { [%eval 0.25] [%clk 1:30:48] } 2. b3 { [%eval -0.15] [%clk 1:31:17] } 2... d6 { [%eval -0.12] [%clk 1:31:01] } 3. Bb2 { [%eval -0.18] [%clk 1:31:32] } 3... Nf6 { [%eval -0.08] [%clk 1:30:57] } 4. Nc3 { [%eval -0.21] [%clk 1:31:51] } 4... g6 { [%eval 0.05] [%clk 1:30:45] } 5. Nf3 { [%eval -0.21] [%clk 1:31:09] } 5... Bg7 { [%eval -0.24] [%clk 1:30:59] } 6. Bb5+ { [%eval -0.22] [%clk 1:30:29] } 6... Bd7 { [%eval -0.15] [%clk 1:31:04] } 7. Bxd7+ { [%eval -0.09] [%clk 1:29:28] } 7... Qxd7 { [%eval 0.0] [%clk 1:30:52] } 8. Qe2?! { [%eval -0.65] } { Inaccuracy. d4 was best. } { [%clk 1:28:57] } 8... O-O?! { [%eval 0.0] } { Inaccuracy. Nc6 was best. } { [%clk 1:30:39] } 9. O-O-O? { [%eval -1.32] } { Mistake. d4 was best. } { [%clk 1:28:28] } 9... Nc6? { [%eval -0.09] } { Mistake. e5 was best. } { [%clk 1:30:33] } 10. Rhe1? { [%eval -1.62] } { Mistake. d4 was best. } { [%clk 1:27:23] } 10... Nd4?! { [%eval -0.6] } { Inaccuracy. e5 was best. } { [%clk 1:29:49] } 11. Nxd4 { [%eval -0.61] [%clk 1:26:27] } 11... cxd4 { [%eval -0.83] [%clk 1:29:55] } 12. Na4?? { [%eval -4.31] } { Blunder. Nd5 was best. } { [%clk 1:25:27] } 12... Rac8?? { [%eval -0.22] } { Blunder. b5 was best. } { [%clk 1:29:56] } 13. d3?? { [%eval -5.05] } { Blunder. Bxd4 was best. } { [%clk 1:24:24] } 13... b5 { [%eval -5.04] [%clk 1:29:57] } 14. Bxd4 { [%eval -5.05] [%clk 1:24:24] } 14... bxa4 { [%eval -5.05] [%clk 1:29:57] } 15. bxa4 { [%eval -6.0] [%clk 1:24:24] } 15... Qxa4 { [%eval -5.95] [%clk 1:29:57] } 16. Rd2?! { [%eval -13.23] } { Inaccuracy. c4 was best. } { [%clk 1:19:52] } 16... Qxd4 { [%eval -12.24] [%clk 1:30:07] } 17. Rdd1?! { [%eval #-5] } { Checkmate is now unavoidable. c4 was best. } { [%clk 1:18:56] } 17... Qa1+ { [%eval #-8] [%clk 1:29:56] } 18. Kd2 { [%eval #-8] [%clk 1:19:09] } 18... Qxa2? { [%eval -9.87] } { Lost forced checkmate sequence. Bh6+ was best. } { [%clk 1:30:04] } 19. Rc1 { [%eval -9.97] [%clk 1:19:03] } 19... Qa5+ { [%eval -9.82] [%clk 1:29:41] } 20. c3 { [%eval -10.59] [%clk 1:18:56] } 20... Bh6+ { [%eval -10.64] [%clk 1:29:31] } 21. Kd1?! { [%eval #-21] } { Checkmate is now unavoidable. Qe3 was best. } { [%clk 1:18:44] } 21... Bxc1?! { [%eval -11.43] } { Lost forced checkmate sequence. Rxc3 was best. } { [%clk 1:29:07] } 22. Kxc1?! { [%eval #-3] } { Checkmate is now unavoidable. c4 was best. } { [%clk 1:18:42] } 22... Qxc3+ { [%eval #-2] [%clk 1:29:26] } 23. Kb1 { [%eval #-2] [%clk 1:18:42] } 23... Rb8+ { [%eval #-1] [%clk 1:29:28] } 24. Ka2 { [%eval #-1] [%clk 1:17:57] } 24... Qa5# { [%clk 1:29:35] } 0-1