Event: Round 5: Mayorga Castaneda, Pastor - Cheryl Sabrina Duran Alayon
Site: https://lichess.org/broadcast/irt-de-ajedrez-social-luis-eduardo-hernandez-fierro-in-memoriam--0-1700/round-5/XwpqJtiI/6OITuqB5
Date: 2025-11-16
White: Mayorga Castaneda, Pastor
WhiteElo: 1534
Black: Cheryl Sabrina Duran Alayon
Result: 1-0
ECO: B22
Opening: Sicilian Defense: Alapin Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:20] } 1... c5 { [%eval 0.25] [%clk 1:30:48] } 2. c3 { [%eval 0.0] [%clk 1:30:29] } 2... g6 { [%eval 0.28] [%clk 1:30:44] } 3. Bc4 { [%eval 0.28] [%clk 1:30:32] } 3... e6 { [%eval 0.31] [%clk 1:30:28] } 4. a3?! { [%eval -0.29] } { Inaccuracy. Nf3 was best. } { [%clk 1:30:44] } 4... Nc6 { [%eval -0.23] [%clk 1:30:03] } 5. Nf3 { [%eval -0.16] [%clk 1:30:56] } 5... Bg7 { [%eval -0.08] [%clk 1:29:24] } 6. O-O { [%eval -0.15] [%clk 1:30:49] } 6... d6 { [%eval 0.15] [%clk 1:29:29] } 7. d4 { [%eval 0.24] [%clk 1:30:07] } 7... Nge7?! { [%eval 0.96] } { Inaccuracy. cxd4 was best. } { [%clk 1:20:11] } 8. Bg5?! { [%eval 0.03] } { Inaccuracy. dxc5 was best. } { [%clk 1:28:22] } 8... O-O?! { [%eval 0.66] } { Inaccuracy. cxd4 was best. } { [%clk 1:17:20] } 9. d5?! { [%eval -0.32] } { Inaccuracy. dxc5 was best. } { [%clk 1:27:50] } 9... Ne5?? { [%eval 1.38] } { Blunder. exd5 was best. } { [%clk 1:13:47] } 10. Nxe5 { [%eval 1.2] [%clk 1:27:57] } 10... Bxe5 { [%eval 1.32] [%clk 1:13:11] } 11. f4 { [%eval 0.93] [%clk 1:27:28] } 11... Bg7 { [%eval 0.89] [%clk 1:11:10] } 12. Nd2 { [%eval 0.5] [%clk 1:27:19] } 12... h6?! { [%eval 1.49] } { Inaccuracy. f6 was best. } { [%clk 1:10:37] } 13. Bh4 { [%eval 1.47] [%clk 1:27:42] } 13... b6?! { [%eval 2.48] } { Inaccuracy. b5 was best. } { [%clk 1:09:14] } 14. Nf3? { [%eval 0.88] } { Mistake. dxe6 was best. } { [%clk 1:23:46] } 14... Qd7? { [%eval 2.25] } { Mistake. Qc7 was best. } { [%clk 1:02:50] } 15. Qd3?? { [%eval -0.2] } { Blunder. dxe6 was best. } { [%clk 1:21:10] } 15... Rb8?? { [%eval 2.37] } { Blunder. exd5 was best. } { [%clk 0:59:22] } 16. Bb5 { [%eval 2.02] [%clk 1:17:41] } 16... Qb7 { [%eval 2.32] [%clk 0:58:08] } 17. Rad1?? { [%eval 0.22] } { Blunder. dxe6 was best. } { [%clk 1:17:54] } 17... a6?! { [%eval 1.29] } { Inaccuracy. exd5 was best. } { [%clk 0:54:41] } 18. Bxe7?! { [%eval 0.24] } { Inaccuracy. Bxa6 was best. } { [%clk 1:14:37] } 18... Qxe7 { [%eval 0.26] [%clk 0:54:32] } 19. Bxa6 { [%eval 0.03] [%clk 1:14:46] } 19... Bb7?? { [%eval 2.33] } { Blunder. Bxa6 was best. } { [%clk 0:51:57] } 20. Bc4?! { [%eval 1.34] } { Inaccuracy. Bxb7 was best. } { [%clk 1:14:09] } 20... Bc8?! { [%eval 2.28] } { Inaccuracy. exd5 was best. } { [%clk 0:50:08] } 21. e5?! { [%eval 1.19] } { Inaccuracy. dxe6 was best. } { [%clk 1:05:07] } 21... Rd8? { [%eval 3.02] } { Mistake. b5 was best. } { [%clk 0:46:49] } 22. dxe6 { [%eval 3.12] [%clk 1:00:49] } 22... Bxe6 { [%eval 3.13] [%clk 0:46:02] } 23. Bxe6 { [%eval 2.97] [%clk 1:00:59] } 23... fxe6? { [%eval 5.13] } { Mistake. Qxe6 was best. } { [%clk 0:44:37] } 24. Qxg6?! { [%eval 3.9] } { Inaccuracy. exd6 was best. } { [%clk 1:00:52] } 24... d5 { [%eval 3.85] [%clk 0:41:26] } 25. Qg4 { [%eval 3.89] [%clk 0:59:07] } 25... Rd7 { [%eval 4.23] [%clk 0:40:27] } 26. Nh4 { [%eval 4.24] [%clk 0:57:47] } 26... c4 { [%eval 5.16] [%clk 0:38:09] } 27. Rf3 { [%eval 4.36] [%clk 0:57:41] } 27... Qc5+ { [%eval 5.25] [%clk 0:37:53] } 28. Kh1 { [%eval 4.95] [%clk 0:55:43] } 28... Re8 { [%eval 5.85] [%clk 0:37:26] } 29. Rh3?! { [%eval 4.47] } { Inaccuracy. f5 was best. } { [%clk 0:55:15] } 29... b5 { [%eval 5.61] [%clk 0:32:15] } 30. Nf3 { [%eval 5.43] [%clk 0:55:33] } 30... Kh7?! { [%eval 7.38] } { Inaccuracy. Rf7 was best. } { [%clk 0:31:19] } 31. Nd4?! { [%eval 4.89] } { Inaccuracy. f5 was best. } { [%clk 0:55:19] } 31... Qb6?! { [%eval 6.36] } { Inaccuracy. Rde7 was best. } { [%clk 0:30:06] } 32. Rg3 { [%eval 6.22] [%clk 0:51:46] } 32... Ree7 { [%eval 7.77] [%clk 0:28:57] } 33. Qg6+ { [%eval 7.7] [%clk 0:51:17] } 33... Kh8 { [%eval 7.52] [%clk 0:28:34] } 34. Nf5?! { [%eval 5.58] } { Inaccuracy. f5 was best. } { [%clk 0:50:19] } 34... Rb7?? { [%eval #8] } { Checkmate is now unavoidable. Qd8 was best. } { [%clk 0:21:24] } 35. Nxh6 { [%eval #7] [%clk 0:41:40] } 35... Qd8 { [%eval #7] [%clk 0:21:07] } 36. Rh3 { [%eval #6] [%clk 0:41:48] } 36... Bxh6 { [%eval #6] [%clk 0:19:16] } 37. Rxh6+?? { [%eval 6.51] } { Lost forced checkmate sequence. Qf6+ was best. } { [%clk 0:42:04] } 37... Rh7 { [%eval 6.39] [%clk 0:19:18] } 38. Rxh7+ { [%eval 6.41] [%clk 0:42:29] } 38... Rxh7 { [%eval 6.1] [%clk 0:19:23] } 39. Qxe6 { [%eval 6.1] [%clk 0:40:53] } 39... Qg8 { [%eval 7.84] [%clk 0:15:40] } 40. Qxg8+ { [%eval 7.69] [%clk 0:41:04] } 40... Kxg8 { [%eval 7.53] [%clk 0:16:00] } 41. Rxd5 { [%eval 7.37] [%clk 0:41:20] } 41... Rb7 { [%eval 8.56] [%clk 0:16:02] } 42. g3 { [%eval 8.34] [%clk 0:41:33] } 42... Kf8 { [%eval 8.61] [%clk 0:15:14] } 43. e6 { [%eval 8.2] [%clk 0:41:14] } 43... Ke7 { [%eval 7.75] [%clk 0:15:28] } 44. f5 { [%eval 9.4] [%clk 0:41:29] } 44... b4 { [%eval 12.03] [%clk 0:15:10] } 45. axb4 { [%eval 11.25] [%clk 0:41:55] } 45... Ra7 { [%eval 11.27] [%clk 0:15:01] } 46. Kg2 { [%eval 9.93] [%clk 0:42:11] } 46... Ra2 { [%eval 19.88] [%clk 0:14:13] } 47. Rd2 { [%eval 12.6] [%clk 0:42:27] } 47... Kf6?! { [%eval #20] } { Checkmate is now unavoidable. Ra8 was best. } { [%clk 0:14:17] } 48. g4 { [%eval 12.99] [%clk 0:42:51] } 48... Kg5?! { [%eval #8] } { Checkmate is now unavoidable. Ra7 was best. } { [%clk 0:13:46] } 49. Kf3?! { [%eval 17.12] } { Lost forced checkmate sequence. e7 was best. } { [%clk 0:42:58] } 49... Ra1?! { [%eval #10] } { Checkmate is now unavoidable. Kf6 was best. } { [%clk 0:13:30] } 50. e7 { [%eval #9] [%clk 0:43:12] } 50... Ra8 { [%eval #7] [%clk 0:13:38] } 51. Rd8 { [%eval #6] [%clk 0:43:34] } 1-0