Event: Round 4: Sierra, Edinson - Romero Ballesteros, Gabriel Matias
Date: 2025-05-22
White: Sierra, Edinson
Black: Romero Ballesteros, Gabriel Matias
BlackElo: 1641
Result: 0-1
ECO: D00
Opening: Queen's Pawn Game
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:55] } 1... d5 { [%eval 0.2] [%clk 1:30:37] } 2. e3 { [%eval 0.03] [%clk 1:31:06] } 2... Nc6 { [%eval 0.47] [%clk 1:30:31] } 3. f4 { [%eval -0.07] [%clk 1:31:13] } 3... Nf6 { [%eval 0.07] [%clk 1:30:22] } 4. c4 { [%eval 0.0] [%clk 1:30:50] } 4... Bf5 { [%eval 0.0] [%clk 1:29:10] } 5. Nc3 { [%eval -0.06] [%clk 1:30:49] } 5... e6 { [%eval 0.0] [%clk 1:28:52] } 6. c5 { [%eval 0.0] [%clk 1:30:58] } 6... a6 { [%eval -0.14] [%clk 1:26:13] } 7. Nf3 { [%eval -0.15] [%clk 1:30:59] } 7... Be7 { [%eval 0.05] [%clk 1:25:39] } 8. a3 { [%eval -0.27] [%clk 1:30:55] } 8... Ne4 { [%eval -0.29] [%clk 1:24:00] } 9. Qb3 { [%eval -0.26] [%clk 1:28:02] } 9... Rb8 { [%eval -0.26] [%clk 1:20:20] } 10. Qa4 { [%eval -0.62] [%clk 1:27:27] } 10... O-O { [%eval -0.66] [%clk 1:20:01] } 11. Nd1? { [%eval -2.06] } { Mistake. Be2 was best. } { [%clk 1:26:28] } 11... Bg4? { [%eval -0.84] } { Mistake. Bxc5 was best. } { [%clk 1:18:57] } 12. Be2 { [%eval -0.76] [%clk 1:26:27] } 12... f5 { [%eval -0.72] [%clk 1:15:30] } 13. b4 { [%eval -0.97] [%clk 1:26:20] } 13... Rf6 { [%eval -0.47] [%clk 1:14:05] } 14. Bb2 { [%eval -0.89] [%clk 1:24:47] } 14... Rg6 { [%eval -0.34] [%clk 1:13:42] } 15. Nf2 { [%eval -0.31] [%clk 1:24:18] } 15... Rh6 { [%eval -0.31] [%clk 1:03:42] } 16. g3 { [%eval -0.8] [%clk 1:23:03] } 16... Qe8?! { [%eval -0.21] } { Inaccuracy. g5 was best. } { [%clk 0:59:27] } 17. Ne5?? { [%eval -4.63] } { Blunder. Qd1 was best. } { [%clk 1:21:37] } 17... Nxf2?? { [%eval -0.99] } { Blunder. Bxe2 was best. } { [%clk 0:59:08] } 18. Kxf2 { [%eval -0.98] [%clk 1:21:38] } 18... Bxe2 { [%eval -0.94] [%clk 0:59:28] } 19. Nxc6 { [%eval -1.07] [%clk 1:21:29] } 19... Bb5 { [%eval -0.74] [%clk 0:59:27] } 20. Nxe7+ { [%eval -1.02] [%clk 1:21:36] } 20... Qxe7 { [%eval -0.73] [%clk 0:59:43] } 21. Qc2 { [%eval -0.82] [%clk 1:21:50] } 21... Bc4 { [%eval -0.7] [%clk 0:59:16] } 22. a4 { [%eval -0.93] [%clk 1:21:36] } 22... c6?! { [%eval -0.29] } { Inaccuracy. g5 was best. } { [%clk 0:58:48] } 23. a5 { [%eval -0.68] [%clk 1:21:46] } 23... Rf8 { [%eval -0.22] [%clk 0:58:32] } 24. Rag1 { [%eval -0.13] [%clk 1:21:57] } 24... Rff6 { [%eval -0.09] [%clk 0:58:31] } 25. h4 { [%eval -0.33] [%clk 1:22:12] } 25... Rfg6 { [%eval -0.07] [%clk 0:58:11] } 26. h5 { [%eval -0.36] [%clk 1:22:19] } 26... Rg4 { [%eval -0.57] [%clk 0:58:27] } 27. Qd1?! { [%eval -1.19] } { Inaccuracy. Rg2 was best. } { [%clk 1:22:26] } 27... Qf7 { [%eval -1.12] [%clk 0:58:31] } 28. Bc3 { [%eval -1.26] [%clk 1:21:30] } 28... Rxh5 { [%eval -1.29] [%clk 0:57:39] } 29. Rxh5 { [%eval -1.38] [%clk 1:21:32] } 29... Qxh5 { [%eval -1.22] [%clk 0:57:51] } 30. Rh1 { [%eval -1.09] [%clk 1:22:00] } 30... Qg6 { [%eval -1.03] [%clk 0:58:07] } 31. Rh3 { [%eval -1.15] [%clk 1:22:04] } 31... h6 { [%eval -1.27] [%clk 0:56:53] } 32. Bb2 { [%eval -1.23] [%clk 1:21:24] } 32... Qf6 { [%eval -1.04] [%clk 0:55:36] } 33. Qh1 { [%eval -1.23] [%clk 1:21:21] } 33... Bd3 { [%eval -1.31] [%clk 0:55:30] } 34. Rh4?! { [%eval -2.18] } { Inaccuracy. Ke1 was best. } { [%clk 1:21:28] } 34... Be4 { [%eval -1.65] [%clk 0:55:46] } 35. Qh3 { [%eval -2.23] [%clk 1:21:42] } 35... Rxh4?! { [%eval -1.42] } { Inaccuracy. Qg6 was best. } { [%clk 0:55:48] } 36. Qxh4?? { [%eval -3.9] } { Blunder. gxh4 was best. } { [%clk 1:21:47] } 36... Kh7?? { [%eval 0.0] } { Blunder. Qg6 was best. } { [%clk 0:53:42] } 37. Bc3?? { [%eval -3.63] } { Blunder. Qxf6 was best. } { [%clk 1:20:24] } 37... Qxh4?? { [%eval 0.0] } { Blunder. Qg6 was best. } { [%clk 0:53:56] } 38. gxh4 { [%eval 0.0] [%clk 1:20:47] } 38... Kg6 { [%eval 0.0] [%clk 0:53:51] } 39. Kg3 { [%eval 0.0] [%clk 1:21:15] } 39... Kh5 { [%eval 0.0] [%clk 0:53:53] } 40. Be1 { [%eval 0.0] [%clk 1:21:08] } 40... g6 { [%eval 0.0] [%clk 0:53:01] } 41. Bf2 { [%eval 0.0] [%clk 1:20:41] } 41... g5 { [%eval 0.0] [%clk 0:52:23] } 42. hxg5 { [%eval 0.0] [%clk 1:19:04] } 42... hxg5 { [%eval 0.0] [%clk 0:52:37] } 43. fxg5 { [%eval 0.0] [%clk 1:19:31] } 43... Kxg5 { [%eval 0.0] [%clk 0:52:58] } 44. Be1 { [%eval 0.0] [%clk 1:19:58] } 44... Bd3 { [%eval 0.0] [%clk 0:53:02] } 45. Bd2 { [%eval 0.0] [%clk 1:20:16] } 45... Be4 { [%eval -0.02] [%clk 0:53:24] } 46. Bc1 { [%eval -0.13] [%clk 1:20:24] } 46... Bd3 { [%eval 0.0] [%clk 0:52:08] } 47. e4+ { [%eval 0.0] [%clk 1:20:29] } 47... Kf6 { [%eval 0.0] [%clk 0:50:37] } 48. exd5 { [%eval 0.0] [%clk 1:19:55] } 48... cxd5 { [%eval 0.0] [%clk 0:49:01] } 49. Kf4 { [%eval 0.0] [%clk 1:19:54] } 49... e5+ { [%eval 0.0] [%clk 0:47:36] } 50. dxe5+ { [%eval 0.0] [%clk 1:20:08] } 50... Ke6 { [%eval 0.0] [%clk 0:47:55] } 51. Ke3 { [%eval 0.0] [%clk 1:20:29] } 51... Bc2 { [%eval 0.0] [%clk 0:47:52] } 52. Kd4 { [%eval 0.0] [%clk 1:19:42] } 52... Ba4 { [%eval 0.0] [%clk 0:48:00] } 53. Bg5 { [%eval 0.0] [%clk 1:19:33] } 53... Bb5 { [%eval 0.0] [%clk 0:48:13] } 54. Bf6 { [%eval 0.0] [%clk 1:18:33] } 54... f4 { [%eval 0.0] [%clk 0:47:51] } 55. Bg5 { [%eval 0.0] [%clk 1:18:10] } 55... f3 { [%eval 0.0] [%clk 0:48:05] } 56. Bh4 { [%eval 0.0] [%clk 1:17:59] } 56... Be2 { [%eval 0.0] [%clk 0:48:07] } 57. Bf2 { [%eval 0.0] [%clk 1:18:02] } 57... Bc4 { [%eval 0.0] [%clk 0:48:18] } 58. Bg3 { [%eval 0.0] [%clk 1:18:05] } 58... Bb5 { [%eval 0.0] [%clk 0:48:28] } 59. Be1 { [%eval 0.0] [%clk 1:16:40] } 59... Bc4 { [%eval 0.0] [%clk 0:48:37] } 60. Bf2 { [%eval 0.0] [%clk 1:16:37] } 60... Bb5 { [%eval 0.0] [%clk 0:48:48] } 61. Bg3 { [%eval 0.0] [%clk 1:16:59] } 61... Bc4 { [%eval 0.0] [%clk 0:48:21] } 62. Ke3 { [%eval 0.0] [%clk 1:17:04] } 62... Be2 { [%eval 0.0] [%clk 0:48:35] } 63. Bh2 { [%eval -0.17] [%clk 1:17:00] } 63... d4+ { [%eval -0.45] [%clk 0:48:18] } 64. Kd2?? { [%eval -4.79] } { Blunder. Kf2 was best. } { [%clk 1:17:06] } 64... Bb5 { [%eval -4.6] [%clk 0:48:03] } 65. Bg3 { [%eval -4.1] [%clk 1:15:53] } 65... Kf5 { [%eval -3.75] [%clk 0:48:08] } 66. Kc2? { [%eval -6.32] } { Mistake. Ke1 was best. } { [%clk 1:15:18] } 66... Kg4 { [%eval -6.15] [%clk 0:48:21] } 67. Bf2 { [%eval -6.19] [%clk 1:15:12] } 67... d3+?? { [%eval -0.04] } { Blunder. Kh3 was best. } { [%clk 0:48:45] } 68. Kd2 { [%eval -0.58] [%clk 1:13:53] } 68... Kh3 { [%eval -0.56] [%clk 0:49:09] } 69. Be3?? { [%eval -7.8] } { Blunder. c6 was best. } { [%clk 1:14:15] } 69... Kg2 { [%eval -6.49] [%clk 0:49:21] } 70. Ke1 { [%eval -6.58] [%clk 1:14:13] } 70... d2+ { [%eval -11.48] [%clk 0:49:38] } 71. Kxd2 { [%eval -11.52] [%clk 1:14:13] } 71... f2 { [%eval -10.11] [%clk 0:49:55] } 72. Bxf2 { [%eval -9.85] [%clk 1:13:45] } 72... Kxf2 { [%eval -9.74] [%clk 0:50:14] } 73. Kc3 { [%eval -16.97] [%clk 1:14:14] } 73... Ke3 { [%eval -10.33] [%clk 0:50:33] } 74. e6 { [%eval -10.3] [%clk 1:14:34] } 74... Ke4 { [%eval -9.61] [%clk 0:50:54] } 75. e7 { [%eval -9.48] [%clk 1:15:02] } 75... Ke5 { [%eval -82.63] [%clk 0:51:15] } 76. c6 { [%eval -67.16] [%clk 1:15:23] } 76... Bxc6 { [%eval -74.79] [%clk 0:51:35] } 77. Kc4 { [%eval -12.69] [%clk 1:15:52] } 77... Kd6 { [%eval -9.17] [%clk 0:51:56] } 78. Kd4? { [%eval #-44] } { Checkmate is now unavoidable. Kb3 was best. } { [%clk 1:16:13] } 78... Kxe7 { [%eval #-34] [%clk 0:52:04] } 79. Kc5 { [%eval #-30] [%clk 1:16:42] } 79... Ke6 { [%eval #-28] [%clk 0:52:27] } 80. Kb6 { [%eval #-17] [%clk 1:17:10] } 80... Kd5 { [%eval #-16] [%clk 0:52:43] } 81. b5 { [%eval #-10] [%clk 1:17:38] } 81... axb5 { [%eval #-9] [%clk 0:52:50] } 82. a6 { [%eval #-9] [%clk 1:18:07] } 82... bxa6 { [%eval #-8] [%clk 0:53:09] } 83. Kxa6 { [%eval #-7] [%clk 1:18:35] } 83... b4 { [%eval #-6] [%clk 0:53:27] } 84. Ka5 { [%eval #-6] [%clk 1:19:02] } 84... b3 { [%eval #-7] [%clk 0:53:45] } 85. Kb4 { [%eval #-7] [%clk 1:19:27] } 85... b2 { [%eval #-6] [%clk 0:54:07] } 86. Ka3 { [%eval #-6] [%clk 1:19:55] } 86... b1=R { [%eval #-5] [%clk 0:54:27] } 87. Ka2 { [%eval #-5] [%clk 1:20:21] } 87... Rb8 { [%eval #-4] [%clk 0:54:45] } 88. Ka3 { [%eval #-4] [%clk 1:20:47] } 88... Kc4 { [%eval #-3] [%clk 0:55:09] } 89. Ka2 { [%eval #-3] [%clk 1:21:16] } 89... Kc3 { [%eval #-2] [%clk 0:55:29] } 90. Ka1 { [%eval #-2] [%clk 1:21:45] } 90... Ra8+ { [%clk 0:55:24] } 91. Kb1 { [%clk 1:22:12] } 91... Be4+ { [%clk 0:55:53] } 92. Kc1 { [%clk 1:22:41] } 92... Ra1# { [%clk 0:56:23] } 0-1