Event: Round 1: Paula Valentina Lozano Castaneda - Pedraza Aldana, Alexandra
Date: 2025-04-05
White: Paula Valentina Lozano Castaneda
Black: Pedraza Aldana, Alexandra
BlackElo: 1677
Result: 0-1
ECO: C74
Opening: Ruy Lopez: Morphy Defense, Modern Steinitz Defense
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:15:14] } 1... e5 { [%eval 0.21] [%clk 0:15:15] } 2. Nf3 { [%eval 0.13] [%clk 0:15:21] } 2... Nc6 { [%eval 0.21] [%clk 0:15:19] } 3. Bb5 { [%eval 0.08] [%clk 0:15:28] } 3... a6 { [%eval 0.21] [%clk 0:15:16] } 4. Ba4 { [%eval 0.11] [%clk 0:15:36] } 4... d6 { [%eval 0.3] [%clk 0:15:10] } 5. c3 { [%eval 0.21] [%clk 0:15:29] } 5... Bg4 { [%eval 0.54] [%clk 0:15:16] } 6. h3 { [%eval 0.53] [%clk 0:15:35] } 6... Bh5 { [%eval 0.71] [%clk 0:15:12] } 7. g4 { [%eval 0.36] [%clk 0:15:13] } 7... Bg6 { [%eval 0.25] [%clk 0:15:17] } 8. d3 { [%eval 0.21] [%clk 0:15:17] } 8... Be7 { [%eval 0.44] [%clk 0:14:53] } 9. Be3 { [%eval 0.49] [%clk 0:14:59] } 9... Nf6 { [%eval 0.42] [%clk 0:13:49] } 10. Nh4? { [%eval -0.95] } { Mistake. a3 was best. } { [%clk 0:13:38] } 10... Nxg4 { [%eval -0.7] [%clk 0:13:12] } 11. Nxg6?! { [%eval -1.35] } { Inaccuracy. hxg4 was best. } { [%clk 0:13:19] } 11... Nxe3 { [%eval -1.32] [%clk 0:13:12] } 12. fxe3 { [%eval -1.27] [%clk 0:12:27] } 12... hxg6 { [%eval -1.35] [%clk 0:12:46] } 13. Qf3 { [%eval -1.33] [%clk 0:11:25] } 13... Bh4+ { [%eval -1.4] [%clk 0:12:28] } 14. Kd1 { [%eval -1.41] [%clk 0:10:53] } 14... Qg5 { [%eval -1.11] [%clk 0:11:25] } 15. d4?! { [%eval -1.75] } { Inaccuracy. Nd2 was best. } { [%clk 0:09:23] } 15... b5?! { [%eval -0.91] } { Inaccuracy. O-O was best. } { [%clk 0:09:16] } 16. Bb3 { [%eval -0.78] [%clk 0:09:30] } 16... Rf8?! { [%eval 0.15] } { Inaccuracy. Nd8 was best. } { [%clk 0:08:58] } 17. Bd5 { [%eval 0.12] [%clk 0:08:18] } 17... Kd7 { [%eval 0.0] [%clk 0:08:47] } 18. Nd2 { [%eval 0.01] [%clk 0:06:39] } 18... Rae8 { [%eval 0.09] [%clk 0:08:02] } 19. Nb3?? { [%eval -2.03] } { Blunder. a4 was best. } { [%clk 0:05:55] } 19... Nd8? { [%eval -0.82] } { Mistake. f5 was best. } { [%clk 0:05:01] } 20. Na5?? { [%eval -3.28] } { Blunder. a4 was best. } { [%clk 0:05:32] } 20... c6 { [%eval -3.22] [%clk 0:04:55] } 21. Bb3 { [%eval -3.23] [%clk 0:05:02] } 21... f5 { [%eval -3.06] [%clk 0:04:55] } 22. exf5? { [%eval -5.46] } { Mistake. d5 was best. } { [%clk 0:03:27] } 22... Rxf5 { [%eval -5.53] [%clk 0:04:44] } 23. Qg4 { [%eval -5.41] [%clk 0:01:50] } 23... Qxe3 { [%eval -4.67] [%clk 0:04:00] } 24. Qxh4?! { [%eval -7.49] } { Inaccuracy. Bc2 was best. } { [%clk 0:00:36] } 24... Rf2 { [%eval -7.36] [%clk 0:02:53] } 25. Qg4+ Kc7 { [%clk 0:03:01] } 26. Qe2 Qxe2+ { [%clk 0:03:08] } 27. Kc1 Qd2+ 28. Kb1 Qxb2# 0-1