Event: Round 4: Mena Cordoba, Yamil Octavio - Castro Lombana, Juan Pablo
Date: 2025-05-18
White: Mena Cordoba, Yamil Octavio
WhiteTitle: CM
WhiteElo: 1857
Black: Castro Lombana, Juan Pablo
BlackElo: 1965
Result: 0-1
ECO: B98
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:13:29] } 1... c5 { [%eval 0.25] [%clk 0:15:12] } 2. Nf3 { [%eval 0.2] [%clk 0:13:37] } 2... d6 { [%eval 0.31] [%clk 0:15:20] } 3. d4 { [%eval 0.22] [%clk 0:13:46] } 3... cxd4 { [%eval 0.19] [%clk 0:15:27] } 4. Nxd4 { [%eval 0.18] [%clk 0:13:55] } 4... Nf6 { [%eval 0.31] [%clk 0:15:35] } 5. Nc3 { [%eval 0.32] [%clk 0:14:04] } 5... a6 { [%eval 0.23] [%clk 0:15:44] } 6. Bg5 { [%eval 0.0] [%clk 0:14:13] } 6... e6 { [%eval 0.17] [%clk 0:15:00] } 7. f4 { [%eval 0.04] [%clk 0:14:21] } 7... Be7 { [%eval 0.32] [%clk 0:15:06] } 8. Qe2 { [%eval -0.15] [%clk 0:14:29] } 8... Qc7?! { [%eval 0.45] } { Inaccuracy. b5 was best. } { [%clk 0:15:08] } 9. O-O-O { [%eval 0.45] [%clk 0:14:34] } 9... Nbd7 { [%eval 0.79] [%clk 0:15:16] } 10. Nf3 { [%eval 0.43] [%clk 0:14:42] } 10... h6 { [%eval 0.47] [%clk 0:14:35] } 11. Bh4 { [%eval 0.44] [%clk 0:14:37] } 11... Nb6?! { [%eval 1.38] } { Inaccuracy. e5 was best. } { [%clk 0:14:11] } 12. Rg1?! { [%eval 0.6] } { Inaccuracy. e5 was best. } { [%clk 0:12:53] } 12... Bd7 { [%eval 0.63] [%clk 0:13:28] } 13. g4 { [%eval 0.15] [%clk 0:13:00] } 13... O-O-O?! { [%eval 0.92] } { Inaccuracy. Na4 was best. } { [%clk 0:13:28] } 14. g5 { [%eval 0.6] [%clk 0:13:00] } 14... hxg5 { [%eval 0.57] [%clk 0:13:04] } 15. fxg5 { [%eval 0.5] [%clk 0:13:05] } 15... Nh5 { [%eval 0.44] [%clk 0:13:04] } 16. Qe3?! { [%eval -0.47] } { Inaccuracy. Bf2 was best. } { [%clk 0:13:01] } 16... Qc5?? { [%eval 1.25] } { Blunder. d5 was best. } { [%clk 0:11:59] } 17. Qe1 { [%eval 1.03] [%clk 0:10:46] } 17... Na4? { [%eval 2.75] } { Mistake. Qc7 was best. } { [%clk 0:10:42] } 18. Bf2? { [%eval 1.09] } { Mistake. Rd4 was best. } { [%clk 0:10:35] } 18... Qc7 { [%eval 1.04] [%clk 0:10:20] } 19. Rd4?! { [%eval 0.43] } { Inaccuracy. Nxa4 was best. } { [%clk 0:10:22] } 19... Nxc3 { [%eval 0.58] [%clk 0:10:12] } 20. Rc4 { [%eval 0.36] [%clk 0:10:30] } 20... Nxa2+ { [%eval 0.38] [%clk 0:10:17] } 21. Kb1 { [%eval 0.37] [%clk 0:10:40] } 21... Bc6 { [%eval 0.44] [%clk 0:10:25] } 22. Kxa2?! { [%eval -0.22] } { Inaccuracy. Nd4 was best. } { [%clk 0:10:23] } 22... d5 { [%eval 0.1] [%clk 0:10:19] } 23. Rc3?? { [%eval -2.62] } { Blunder. exd5 was best. } { [%clk 0:09:27] } 23... Qa5+?? { [%eval -0.5] } { Blunder. dxe4 was best. } { [%clk 0:09:42] } 24. Kb1 { [%eval -0.51] [%clk 0:09:31] } 24... Bb4 { [%eval -0.53] [%clk 0:09:43] } 25. Rxc6+ { [%eval -1.03] [%clk 0:08:32] } 25... bxc6 { [%eval -1.16] [%clk 0:09:51] } 26. c3 { [%eval -1.12] [%clk 0:08:40] } 26... Be7? { [%eval 0.0] } { Mistake. Bd6 was best. } { [%clk 0:09:06] } 27. Ne5 { [%eval 0.0] [%clk 0:07:53] } 27... Qa4 { [%eval 0.0] [%clk 0:07:53] } 28. Bd3? { [%eval -1.32] } { Mistake. Nxf7 was best. } { [%clk 0:06:24] } 28... dxe4?? { [%eval 0.84] } { Blunder. Nf4 was best. } { [%clk 0:06:44] } 29. Bxe4? { [%eval -0.41] } { Mistake. Bc2 was best. } { [%clk 0:06:18] } 29... Rd1+ { [%eval -0.39] [%clk 0:06:31] } 30. Qxd1 { [%eval -0.44] [%clk 0:06:24] } 30... Qxe4+ { [%eval -0.47] [%clk 0:06:38] } 31. Qd3 { [%eval -0.51] [%clk 0:06:19] } 31... Qxd3+ { [%eval -0.48] [%clk 0:06:32] } 32. Nxd3 { [%eval -0.53] [%clk 0:06:27] } 32... Bd6 { [%eval -0.5] [%clk 0:06:40] } 33. h4 { [%eval -0.48] [%clk 0:06:34] } 33... e5 { [%eval -0.36] [%clk 0:06:41] } 34. Re1 { [%eval -0.81] [%clk 0:06:25] } 34... f6 { [%eval -0.71] [%clk 0:06:41] } 35. Kc2 { [%eval -0.85] [%clk 0:06:19] } 35... fxg5?! { [%eval 0.0] } { Inaccuracy. Kd7 was best. } { [%clk 0:06:26] } 36. hxg5 { [%eval 0.0] [%clk 0:06:27] } 36... Nf4 { [%eval -0.03] [%clk 0:06:34] } 37. Nxf4 { [%eval 0.0] [%clk 0:04:56] } 37... exf4 { [%eval 0.0] [%clk 0:06:41] } 38. Kd3 { [%eval 0.0] [%clk 0:05:05] } 38... Rh2 { [%eval 0.0] [%clk 0:06:30] } 39. Bd4 { [%eval 0.0] [%clk 0:05:04] } 39... Rg2 { [%eval 0.0] [%clk 0:05:41] } 40. Re6 { [%eval 0.0] [%clk 0:05:10] } 40... Kd7 { [%eval 0.0] [%clk 0:04:38] } 41. Rg6 { [%eval 0.0] [%clk 0:05:18] } 41... c5 { [%eval 0.0] [%clk 0:04:26] } 42. Rxg7+ { [%eval 0.0] [%clk 0:04:53] } 42... Kc6 { [%eval 0.0] [%clk 0:04:24] } 43. Bf6 { [%eval 0.0] [%clk 0:04:34] } 43... f3 { [%eval 0.0] [%clk 0:04:32] } 44. Bd8?? { [%eval -3.17] } { Blunder. Rf7 was best. } { [%clk 0:04:11] } 44... f2?? { [%eval 0.0] } { Blunder. c4+ was best. } { [%clk 0:04:18] } 45. Rf7 { [%eval 0.0] [%clk 0:04:17] } 45... Bg3 { [%eval 0.01] [%clk 0:04:15] } 46. g6 { [%eval 0.07] [%clk 0:04:09] } 46... Rg1 { [%eval 0.21] [%clk 0:04:23] } 47. g7 { [%eval 0.16] [%clk 0:04:12] } 47... Rd1+?? { [%eval 3.42] } { Blunder. Bd6 was best. } { [%clk 0:03:34] } 48. Ke2 { [%eval 3.6] [%clk 0:04:21] } 48... Re1+ { [%eval 3.42] [%clk 0:03:42] } 49. Kd2 { [%eval 3.43] [%clk 0:04:22] } 49... Re8 { [%eval 3.2] [%clk 0:03:45] } 50. Rf8?? { [%eval 0.0] } { Blunder. Be7 was best. } { [%clk 0:03:35] } 50... f1=Q { [%eval 0.0] [%clk 0:03:20] } 51. Rxf1 { [%eval 0.0] [%clk 0:01:24] } 51... Rxd8+ { [%eval -0.31] [%clk 0:03:29] } 52. Ke3?? { [%eval -3.62] } { Blunder. Kc2 was best. } { [%clk 0:01:33] } 52... Rg8 { [%eval -3.36] [%clk 0:03:31] } 53. Kf3?! { [%eval -4.68] } { Inaccuracy. Rf7 was best. } { [%clk 0:01:39] } 53... Rxg7 { [%eval -4.6] [%clk 0:03:39] } 54. Rg1 { [%eval -4.81] [%clk 0:01:48] } 54... Rf7+?! { [%eval -3.8] } { Inaccuracy. Be5 was best. } { [%clk 0:03:10] } 55. Kxg3?? { [%eval #-26] } { Checkmate is now unavoidable. Ke2 was best. } { [%clk 0:01:48] } 55... Rg7+ { [%eval #-25] [%clk 0:03:20] } 56. Kf2 { [%eval #-30] [%clk 0:01:56] } 56... Rxg1 { [%eval -68.61] [%clk 0:03:29] } 57. Kxg1?! { [%eval #-23] } { Checkmate is now unavoidable. Kf3 was best. } { [%clk 0:02:06] } 57... Kd5 { [%eval #-24] [%clk 0:03:36] } 58. Kf2 { [%eval #-23] [%clk 0:00:59] } 58... Kc4 { [%eval -50.46] [%clk 0:03:44] } 59. Ke3 { [%eval #-19] [%clk 0:00:27] } 59... Kb3 { [%eval #-18] [%clk 0:03:53] } 60. Kd3 { [%eval #-17] [%clk 0:00:32] } 60... a5 { [%eval #-16] [%clk 0:03:59] } 61. Ke4 { [%eval #-16] [%clk 0:00:19] } 61... Kxb2 { [%eval #-15] [%clk 0:04:03] } 62. Kd5 { [%eval #-13] [%clk 0:00:12] } 62... Kxc3 { [%eval #-12] [%clk 0:04:08] } 63. Kxc5 { [%eval #-12] [%clk 0:00:21] } 63... a4 { [%eval #-11] [%clk 0:04:15] } 0-1