Event: Round 9: Posada Torres, Briggith - Guevara Sanchez, Erick Marvin
Date: 2024-05-30
White: Posada Torres, Briggith
WhiteElo: 1711
Black: Guevara Sanchez, Erick Marvin
BlackTitle: FM
BlackElo: 2049
Result: 1-0
ECO: B22
Opening: Sicilian Defense: Alapin Variation
Variant: Standard

1. e4 { [%eval 0.15] [%clk 0:04:03] } 1... c5 { [%eval 0.25] [%clk 0:04:02] } 2. c3 { [%eval 0.07] [%clk 0:04:04] } 2... e5 { [%eval 0.45] [%clk 0:04:02] } 3. Nf3 { [%eval 0.38] [%clk 0:04:04] } 3... Nc6 { [%eval 0.25] [%clk 0:04:03] } 4. d4 { [%eval 0.1] [%clk 0:04:06] } 4... cxd4 { [%eval 0.02] [%clk 0:04:04] } 5. cxd4 { [%eval 0.03] [%clk 0:04:07] } 5... exd4 { [%eval 0.06] [%clk 0:04:05] } 6. Nxd4 { [%eval 0.12] [%clk 0:04:07] } 6... Bc5 { [%eval 0.48] [%clk 0:04:06] } 7. Nxc6 { [%eval 0.02] [%clk 0:04:07] } 7... bxc6 { [%eval 0.27] [%clk 0:04:06] } 8. Nc3 { [%eval 0.24] [%clk 0:04:08] } 8... Qf6 { [%eval 0.36] [%clk 0:04:00] } 9. Qc2 { [%eval 0.37] [%clk 0:03:43] } 9... Nh6 { [%eval 0.89] [%clk 0:03:58] } 10. h3 { [%eval 0.91] [%clk 0:03:36] } 10... O-O { [%eval 0.95] [%clk 0:03:54] } 11. Bd3 { [%eval 0.99] [%clk 0:03:37] } 11... d5 { [%eval 1.55] [%clk 0:03:34] } 12. O-O { [%eval 1.51] [%clk 0:03:35] } 12... Bd6 { [%eval 2.07] [%clk 0:03:20] } 13. exd5 { [%eval 2.16] [%clk 0:03:22] } 13... cxd5 { [%eval 2.59] [%clk 0:03:20] } 14. Nxd5 { [%eval 2.45] [%clk 0:03:08] } 14... Qe5? { [%eval 4.25] } { Mistake. Qe6 was best. } { [%clk 0:03:18] } 15. Nf4?? { [%eval 0.79] } { Blunder. Bxh7+ was best. } { [%clk 0:03:07] } 15... g5?? { [%eval 3.51] } { Blunder. Bf5 was best. } { [%clk 0:03:13] } 16. Bxh7+ { [%eval 3.4] [%clk 0:02:50] } 16... Kh8 { [%eval 3.01] [%clk 0:03:13] } 17. b3 { [%eval 2.96] [%clk 0:02:37] } 17... f6? { [%eval 4.86] } { Mistake. gxf4 was best. } { [%clk 0:03:10] } 18. Ng6+ { [%eval 4.83] [%clk 0:02:36] } 18... Kg7?! { [%eval 6.87] } { Inaccuracy. Kxh7 was best. } { [%clk 0:03:11] } 19. Nxe5 { [%eval 6.79] [%clk 0:02:37] } 19... Bxe5?? { [%eval #11] } { Checkmate is now unavoidable. Bf5 was best. } { [%clk 0:03:12] } 20. Qg6+ { [%eval #10] [%clk 0:02:37] } 20... Kh8 { [%eval #10] [%clk 0:03:13] } 21. Qxh6 { [%eval #8] [%clk 0:02:38] } 21... Rf7 { [%eval #8] [%clk 0:02:37] } 22. Bg6+ { [%eval #9] [%clk 0:02:30] } 22... Kg8 { [%eval #9] [%clk 0:02:38] } 23. Bxf7+ { [%eval #8] } 23... Kxf7 { [%eval #8] [%clk 0:02:39] } 24. Bxg5? { [%eval 9.23] } { Lost forced checkmate sequence. Qh7+ was best. } { [%clk 0:02:14] } 24... Bf5 { [%eval 10.24] [%clk 0:02:30] } 25. Rad1 { [%eval 9.63] [%clk 0:02:03] } 25... Rg8 { [%eval 10.24] [%clk 0:02:23] } 26. Bf4 { [%eval 10.1] [%clk 0:01:47] } 26... Bc3?? { [%eval #7] } { Checkmate is now unavoidable. Re8 was best. } { [%clk 0:01:59] } 27. Qh5+ { [%eval #6] [%clk 0:01:38] } 27... Bg6 { [%eval #4] [%clk 0:02:00] } 28. Rd7+ { [%eval #3] [%clk 0:01:33] } 28... Ke8 { [%eval #3] [%clk 0:01:56] } 29. Qd5 { [%eval #2] [%clk 0:01:33] } 29... Kf8 { [%eval #2] [%clk 0:01:45] } 30. Bd6+ { [%eval #1] [%clk 0:01:28] } 30... Ke8 { [%eval #1] [%clk 0:01:46] } 31. Qe6# { [%clk 0:01:29] } 1-0