Event: Ronda 4: Silva Sobreyra, Sid Diego - Mendoza Inzunza, Miguel Angel
Date: 2025-04-17
White: Silva Sobreyra, Sid Diego
WhiteElo: 2053
Black: Mendoza Inzunza, Miguel Angel
BlackElo: 1969
Result: 1-0
ECO: B40
Opening: Sicilian Defense: Kramnik Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:42] } 1... c5 { [%eval 0.25] [%clk 1:30:51] } 2. Nf3 { [%eval 0.2] [%clk 1:31:04] } 2... e6 { [%eval 0.28] [%clk 1:31:14] } 3. c4 { [%eval 0.09] [%clk 1:28:44] } 3... Nc6 { [%eval 0.12] [%clk 1:27:38] } 4. Nc3 { [%eval 0.0] [%clk 1:26:03] } 4... Nd4 { [%eval 0.0] [%clk 1:24:13] } 5. Bd3 { [%eval 0.0] [%clk 1:21:49] } 5... Ne7 { [%eval 0.17] [%clk 1:20:00] } 6. Nxd4 { [%eval 0.09] [%clk 1:20:46] } 6... cxd4 { [%eval 0.06] [%clk 1:20:26] } 7. Ne2 { [%eval 0.1] [%clk 1:21:11] } 7... Nc6 { [%eval -0.01] [%clk 1:20:33] } 8. O-O { [%eval -0.1] [%clk 1:21:10] } 8... d6 { [%eval 0.22] [%clk 1:19:55] } 9. Bc2 { [%eval 0.25] [%clk 1:20:30] } 9... Bd7 { [%eval 0.39] [%clk 1:18:09] } 10. d3 { [%eval 0.28] [%clk 1:20:19] } 10... Be7 { [%eval 0.46] [%clk 1:14:35] } 11. Rb1 { [%eval 0.4] [%clk 1:19:49] } 11... a5 { [%eval 0.46] [%clk 1:10:46] } 12. a3 { [%eval 0.36] [%clk 1:20:09] } 12... e5 { [%eval 0.31] [%clk 1:10:53] } 13. f4 { [%eval 0.37] [%clk 1:19:13] } 13... Qc7?! { [%eval 1.05] } { Inaccuracy. O-O was best. } { [%clk 1:09:06] } 14. f5 { [%eval 1.01] [%clk 1:16:40] } 14... Na7?! { [%eval 1.82] } { Inaccuracy. h5 was best. } { [%clk 1:02:47] } 15. Ng3 { [%eval 1.89] [%clk 1:16:05] } 15... g6 { [%eval 1.96] [%clk 0:51:40] } 16. Bh6 { [%eval 2.01] [%clk 1:11:36] } 16... Rg8 { [%eval 2.5] [%clk 0:49:27] } 17. Qf3 { [%eval 2.09] [%clk 1:11:34] } 17... f6 { [%eval 2.14] [%clk 0:40:35] } 18. c5?? { [%eval 0.31] } { Blunder. Bd2 was best. } { [%clk 1:05:42] } 18... dxc5 { [%eval 0.42] [%clk 0:40:51] } 19. Bb3 { [%eval 0.35] [%clk 1:06:04] } 19... O-O-O { [%eval 0.32] [%clk 0:41:16] } 20. Bxg8 { [%eval 0.16] [%clk 1:05:43] } 20... Rxg8 { [%eval 0.15] [%clk 0:41:45] } 21. Bd2 { [%eval -0.38] [%clk 1:05:49] } 21... Kb8 { [%eval -0.49] [%clk 0:37:11] } 22. h4 { [%eval -0.67] [%clk 0:52:37] } 22... Nc6?! { [%eval 0.31] } { Inaccuracy. Nb5 was best. } { [%clk 0:32:35] } 23. Kh2?! { [%eval -0.35] } { Inaccuracy. Qd1 was best. } { [%clk 0:48:36] } 23... Nd8? { [%eval 0.96] } { Mistake. Qb6 was best. } { [%clk 0:30:20] } 24. Rfc1?! { [%eval 0.27] } { Inaccuracy. b4 was best. } { [%clk 0:48:22] } 24... Qb6?! { [%eval 0.93] } { Inaccuracy. a4 was best. } { [%clk 0:23:47] } 25. b3? { [%eval -0.25] } { Mistake. b4 was best. } { [%clk 0:46:40] } 25... Nc6 { [%eval 0.0] [%clk 0:15:56] } 26. Rh1 { [%eval -0.27] [%clk 0:46:07] } 26... Be8 { [%eval 0.0] [%clk 0:15:16] } 27. fxg6 { [%eval 0.02] [%clk 0:44:17] } 27... hxg6 { [%eval 0.03] [%clk 0:15:45] } 28. h5 { [%eval -0.08] [%clk 0:44:46] } 28... g5? { [%eval 1.33] } { Mistake. gxh5 was best. } { [%clk 0:14:28] } 29. h6 { [%eval 0.93] [%clk 0:44:22] } 29... Rh8 { [%eval 0.99] [%clk 0:13:08] } 30. Nf5 { [%eval 1.02] [%clk 0:43:15] } 30... Bf8 { [%eval 1.23] [%clk 0:13:32] } 31. Kg3?! { [%eval 0.31] } { Inaccuracy. Kg1 was best. } { [%clk 0:43:23] } 31... Qc7 { [%eval 0.34] [%clk 0:10:47] } 32. Rh2 { [%eval 0.02] [%clk 0:41:03] } 32... Bg6?! { [%eval 0.7] } { Inaccuracy. Qf7 was best. } { [%clk 0:10:32] } 33. Kf2 { [%eval 0.55] [%clk 0:39:29] } 33... Rh7 { [%eval 0.64] [%clk 0:03:57] } 34. Ke2 { [%eval 0.26] [%clk 0:39:13] } 34... Qf7 { [%eval 0.24] [%clk 0:03:08] } 35. g4 { [%eval 0.15] [%clk 0:37:52] } 35... b6 { [%eval 0.3] [%clk 0:02:31] } 36. Rhh1 { [%eval 0.0] [%clk 0:37:29] } 36... Ka7 { [%eval 0.02] [%clk 0:01:43] } 37. Rb2 { [%eval 0.0] [%clk 0:37:17] } 37... Qe6 { [%eval 0.06] [%clk 0:01:21] } 38. Rc1 { [%eval -0.31] [%clk 0:37:13] } 38... Rb7? { [%eval 1.01] } { Mistake. Bxh6 was best. } { [%clk 0:01:15] } 39. Qh1?! { [%eval 0.0] } { Inaccuracy. b4 was best. } { [%clk 0:35:28] } 39... Ka8?! { [%eval 0.83] } { Inaccuracy. Rh7 was best. } { [%clk 0:00:40] } 40. Ra1?! { [%eval 0.2] } { Inaccuracy. b4 was best. } { [%clk 0:35:26] } 40... Kb8 { [%eval 0.24] [%clk 0:00:36] } 41. Qc1 { [%eval 0.08] [%clk 0:35:29] } 41... Rh7?! { [%eval 0.71] } { Inaccuracy. Qe8 was best. } { [%clk 0:00:35] } 42. b4?! { [%eval 0.0] } { Inaccuracy. Qc4 was best. } { [%clk 0:35:51] } 42... cxb4 { [%eval 0.0] [%clk 0:00:35] } 43. Rc2? { [%eval -1.46] } { Mistake. axb4 was best. } { [%clk 0:34:11] } 43... Kb7 { [%eval -1.64] [%clk 0:00:35] } 44. axb4 { [%eval -1.47] [%clk 0:32:45] } 44... Nxb4 { [%eval -1.15] [%clk 0:01:02] } 45. Rb2?? { [%eval -4.17] } { Blunder. Bxb4 was best. } { [%clk 0:30:30] } 45... Qd7?? { [%eval 5.06] } { Blunder. Bxf5 was best. } { [%clk 0:00:47] } 46. Bxb4 { [%eval 4.58] [%clk 0:30:36] } 46... Bxb4 { [%eval 5.22] [%clk 0:01:12] } 47. Rxb4 { [%eval 5.73] [%clk 0:31:06] } 47... axb4 { [%eval 5.7] [%clk 0:00:58] } 48. Qc4 { [%eval 4.54] [%clk 0:31:34] } 48... b5?! { [%eval 6.66] } { Inaccuracy. Kb8 was best. } { [%clk 0:00:35] } 49. Qc5 { [%eval 6.58] [%clk 0:32:04] } 49... Bxf5 { [%eval 6.92] [%clk 0:00:33] } 50. Ra7+ { [%eval 6.73] [%clk 0:32:16] } 1-0