Event: Round 5: Michel Alejandro Diaz Perez - Sandra Nayeli Guillen Cristobal
Date: 2023-10-13
White: Michel Alejandro Diaz Perez
WhiteTitle: IM
WhiteElo: 2473
Black: Sandra Nayeli Guillen Cristobal
BlackTitle: WFM
Result: 1-0
ECO: B31
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Gufeld Gambit
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:54] } 1... c5 { [%eval 0.32] [%clk 1:30:47] } 2. Nf3 { [%eval 0.0] [%clk 1:31:22] } 2... Nc6 { [%eval 0.0] [%clk 1:31:09] } 3. Bb5 { [%eval 0.37] } 3... g6 { [%eval 0.59] [%clk 1:31:17] } 4. O-O { [%eval 0.2] [%clk 1:32:12] } 4... Bg7 { [%eval 0.55] [%clk 1:31:10] } 5. c3 { [%eval 0.25] [%clk 1:32:38] } 5... e5 { [%eval 0.35] [%clk 1:30:55] } 6. d4 { [%eval 0.11] [%clk 1:25:06] } 6... cxd4 { [%eval 0.0] [%clk 1:29:48] } 7. cxd4 { [%eval 0.02] [%clk 1:25:30] } 7... exd4 { [%eval 0.34] [%clk 1:29:27] } 8. Bf4 { [%eval 0.51] [%clk 1:24:10] } 8... Nge7 { [%eval 0.6] [%clk 1:27:43] } 9. Bd6 { [%eval 0.49] [%clk 1:23:06] } 9... Qb6? { [%eval 1.93] } { Mistake. a6 was best. } { [%clk 1:25:16] } 10. Na3 { [%eval 1.99] [%clk 1:22:19] } 10... Na5?! { [%eval 2.71] } { Inaccuracy. a6 was best. } { [%clk 1:21:31] } 11. e5 { [%eval 2.7] [%clk 1:19:34] } 11... Nf5?! { [%eval 3.52] } { Inaccuracy. Nac6 was best. } { [%clk 1:20:28] } 12. Qe2?! { [%eval 2.48] } { Inaccuracy. Re1 was best. } { [%clk 1:19:25] } 12... Nc6 { [%eval 2.98] [%clk 1:11:23] } 13. Bc4 { [%eval 3.13] [%clk 1:05:30] } 13... Nce7 { [%eval 3.79] [%clk 1:10:09] } 14. Nb5 { [%eval 3.72] [%clk 0:59:06] } 14... O-O { [%eval 3.62] [%clk 1:10:12] } 15. Ng5 { [%eval 3.74] [%clk 0:55:51] } 15... a6 { [%eval 3.77] [%clk 1:03:13] } 16. Bxe7 { [%eval 3.66] [%clk 0:49:02] } 16... Nxe7 { [%eval 4.43] [%clk 0:58:39] } 17. Nd6 { [%eval 4.47] [%clk 0:49:26] } 17... h6 { [%eval 5.2] [%clk 0:56:28] } 18. Ngxf7 { [%eval 5.25] [%clk 0:48:05] } 18... Kh7 { [%eval 5.07] [%clk 0:56:41] } 19. h4 { [%eval 5.48] [%clk 0:48:24] } 19... Nc6 { [%eval 6.83] [%clk 0:44:58] } 20. h5 { [%eval 6.94] [%clk 0:42:51] } 20... Nxe5 { [%eval 7.83] [%clk 0:38:26] } 21. Nxe5 { [%eval 6.35] [%clk 0:42:35] } 21... Qxd6 { [%eval 6.2] [%clk 0:33:49] } 22. hxg6+ { [%eval 6.25] [%clk 0:41:54] } 22... Kh8 { [%eval 6.23] [%clk 0:34:01] } 23. Nf7+ { [%eval 6.48] [%clk 0:42:18] } 23... Rxf7 { [%eval 6.22] [%clk 0:34:22] } 24. gxf7 { [%eval 6.56] [%clk 0:42:45] } 24... b5 { [%eval 6.47] [%clk 0:34:03] } 25. Qe4 { [%eval 6.05] [%clk 0:42:10] } 25... Bb7 { [%eval 6.47] [%clk 0:13:04] } 26. Qxb7 { [%eval 6.5] [%clk 0:42:26] } 26... Rb8 { [%eval 6.47] [%clk 0:13:28] } 27. Qd5 { [%eval 6.67] [%clk 0:42:46] } 27... Qg6 { [%eval 6.97] [%clk 0:13:49] } 28. Bb3 { [%eval 7.19] [%clk 0:42:35] } 28... a5 { [%eval 8.35] [%clk 0:13:16] } 29. a3 { [%eval 6.83] [%clk 0:42:36] } 29... a4 { [%eval 6.65] [%clk 0:09:54] } 30. Ba2 { [%eval 6.65] [%clk 0:43:04] } 30... Qg4 { [%eval 9.42] [%clk 0:03:36] } 31. Rae1 { [%eval 11.3] [%clk 0:42:19] } 31... Rf8 { [%eval 13.58] [%clk 0:01:19] } 32. Re8 { [%eval 15.78] [%clk 0:42:34] } 32... Qf4 { [%eval #11] [%clk 0:00:53] } 33. Rfe1?! { [%eval 18.0] } { Lost forced checkmate sequence. Qc5 was best. } { [%clk 0:42:15] } 33... d6?! { [%eval #9] } { Checkmate is now unavoidable. Kh7 was best. } { [%clk 0:00:37] } 34. Qa8 { [%eval #8] [%clk 0:42:07] } 1-0