Event: National Qualifiers 2025
Site: David Rose School
Date: 2025-05-04
White: Sandiford, Keron
WhiteElo: 1719
Black: Greenidge, Ronuel
BlackTitle: CM
BlackElo: 1823
Result: 1-0
ECO: B20
Opening: Sicilian Defense: Staunton-Cochrane Variation
Variant: Standard
TimeControl: 90m + 30s

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:59] } 2. c4 { [%eval 0.0] [%clk 1:31:21] } 2... d6 { [%eval 0.07] [%clk 1:31:25] } 3. Nc3 { [%eval 0.0] [%clk 1:31:42] } 3... Nc6 { [%eval 0.0] [%clk 1:31:47] } 4. Nge2 { [%eval -0.1] [%clk 1:32:03] } 4... e5 { [%eval 0.11] [%clk 1:31:38] } 5. g3 { [%eval 0.0] [%clk 1:32:23] } 5... g6 { [%eval 0.0] [%clk 1:32:06] } 6. Bg2 { [%eval 0.0] [%clk 1:32:43] } 6... Bg7 { [%eval 0.0] [%clk 1:32:35] } 7. O-O { [%eval 0.0] [%clk 1:32:54] } 7... Nge7 { [%eval 0.0] [%clk 1:32:46] } 8. d3 { [%eval 0.03] [%clk 1:32:45] } 8... h6 { [%eval 0.32] [%clk 1:33:10] } 9. Be3 { [%eval 0.29] [%clk 1:32:26] } 9... Be6 { [%eval 0.59] [%clk 1:33:21] } 10. Qd2 { [%eval 0.41] [%clk 1:32:31] } 10... Nd4 { [%eval 0.52] [%clk 1:31:39] } 11. f4 { [%eval 0.48] [%clk 1:28:37] } 11... Rb8 { [%eval 0.99] [%clk 1:28:32] } 12. Bxd4?? { [%eval -0.91] } { Blunder. Rf2 was best. } { [%clk 1:20:46] } 12... cxd4 { [%eval -0.9] [%clk 1:23:03] } 13. Nd5 { [%eval -0.8] [%clk 1:17:40] } 13... O-O?! { [%eval -0.08] } { Inaccuracy. h5 was best. } { [%clk 1:13:59] } 14. Nxe7+ { [%eval -0.12] [%clk 1:17:23] } 14... Qxe7 { [%eval 0.04] [%clk 1:14:20] } 15. f5 { [%eval -0.12] [%clk 1:17:49] } 15... Bd7 { [%eval 0.0] [%clk 1:13:52] } 16. Rf2? { [%eval -1.38] } { Mistake. a4 was best. } { [%clk 1:14:41] } 16... Bf6 { [%eval -1.34] [%clk 1:11:14] } 17. Kh1 { [%eval -1.29] [%clk 0:55:41] } 17... Bg5 { [%eval -1.37] [%clk 1:09:39] } 18. Qd1 { [%eval -1.42] [%clk 0:53:05] } 18... Be3 { [%eval -1.45] [%clk 1:06:48] } 19. Rf1 { [%eval -1.43] [%clk 0:53:28] } 19... b5 { [%eval -1.48] [%clk 1:07:13] } 20. b3 { [%eval -1.57] [%clk 0:53:44] } 20... Rb6 { [%eval -1.21] [%clk 1:02:27] } 21. fxg6 { [%eval -1.52] [%clk 0:51:27] } 21... fxg6 { [%eval -1.48] [%clk 1:02:38] } 22. Rxf8+ { [%eval -1.54] [%clk 0:51:51] } 22... Qxf8 { [%eval -1.55] [%clk 1:02:15] } 23. Qc2 { [%eval -1.51] [%clk 0:52:00] } 23... Qc8 { [%eval -1.52] [%clk 1:00:56] } 24. Rf1 { [%eval -1.44] [%clk 0:50:20] } 24... h5 { [%eval -1.27] [%clk 0:58:48] } 25. Ng1 { [%eval -1.1] [%clk 0:50:30] } 25... Kg7 { [%eval -1.01] [%clk 0:57:08] } 26. Qe2 { [%eval -1.58] [%clk 0:50:23] } 26... Be6 { [%eval -1.38] [%clk 0:56:22] } 27. Qf3 { [%eval -1.43] [%clk 0:46:25] } 27... Bg5? { [%eval 0.03] } { Mistake. Qd8 was best. } { [%clk 0:51:55] } 28. h4 { [%eval -0.19] [%clk 0:45:23] } 28... Be7 { [%eval -0.21] [%clk 0:51:58] } 29. Kh2 { [%eval -0.1] [%clk 0:45:25] } 29... bxc4 { [%eval -0.13] [%clk 0:51:35] } 30. dxc4 { [%eval -0.21] [%clk 0:44:51] } 30... Qa6 { [%eval -0.1] [%clk 0:51:15] } 31. Rf2 { [%eval -0.49] [%clk 0:44:34] } 31... Rb8 { [%eval -0.51] [%clk 0:51:35] } 32. Bh3 { [%eval -0.7] [%clk 0:39:35] } 32... Rf8 { [%eval -0.64] [%clk 0:51:53] } 33. Qe2 { [%eval -0.93] [%clk 0:40:00] } 33... d3?! { [%eval -0.05] } { Inaccuracy. Bg4 was best. } { [%clk 0:44:27] } 34. Qd2 { [%eval -0.1] [%clk 0:35:55] } 34... Rxf2+ { [%eval -0.17] [%clk 0:40:19] } 35. Qxf2 { [%eval -0.27] [%clk 0:36:19] } 35... Bxh3 { [%eval 0.0] [%clk 0:37:41] } 36. Kxh3?? { [%eval -3.47] } { Blunder. Nxh3 was best. } { [%clk 0:35:59] } 36... Qb6 { [%eval -3.68] [%clk 0:34:37] } 37. Qe1 { [%eval -3.78] [%clk 0:23:54] } 37... g5 { [%eval -4.0] [%clk 0:26:44] } 38. hxg5 { [%eval -4.11] [%clk 0:21:03] } 38... Bxg5 { [%eval -4.1] [%clk 0:27:01] } 39. Nf3 { [%eval -4.2] [%clk 0:21:25] } 39... Qe3 { [%eval -3.99] [%clk 0:24:49] } 40. Qd1?! { [%eval -5.32] } { Inaccuracy. Qf1 was best. } { [%clk 0:18:33] } 40... Qe2?? { [%eval 2.95] } { Blunder. Qxe4 was best. } { [%clk 0:22:12] } 41. Qxe2 { [%eval 2.93] [%clk 0:18:20] } 41... dxe2 { [%eval 2.76] [%clk 0:22:22] } 42. Kg2 { [%eval 2.64] [%clk 0:18:47] } 42... Be3 { [%eval 2.89] [%clk 0:21:07] } 43. Ne1 { [%eval 2.77] [%clk 0:18:51] } 43... Bc5 { [%eval 3.44] [%clk 0:12:58] } 44. Kf3 { [%eval 3.39] [%clk 0:19:07] } 44... Kg6 { [%eval 3.52] [%clk 0:13:18] } 45. Kxe2 { [%eval 3.5] [%clk 0:19:12] } 45... Kg5 { [%eval 3.82] [%clk 0:13:48] } 46. Nd3 { [%eval 3.74] [%clk 0:19:15] } 46... Bd4 { [%eval 3.76] [%clk 0:11:44] } 47. Kf3 { [%eval 3.68] [%clk 0:19:22] } 47... a5 { [%eval 3.81] [%clk 0:11:03] } 48. a3 { [%eval 3.42] [%clk 0:18:25] } 48... Bc5?! { [%eval 5.28] } { Inaccuracy. Bb6 was best. } { [%clk 0:10:52] } 49. b4 { [%eval 5.14] [%clk 0:18:25] } 49... axb4 { [%eval 5.27] [%clk 0:11:11] } 50. axb4 { [%eval 5.53] [%clk 0:18:45] } 50... Bd4 { [%eval 5.91] [%clk 0:11:18] } 51. c5 { [%eval 5.81] [%clk 0:18:35] } 51... dxc5 { [%eval 5.78] [%clk 0:10:37] } 52. bxc5 { [%eval 5.86] [%clk 0:18:56] } 52... Kf6 { [%eval 5.78] [%clk 0:10:51] } 53. Kg2 { [%eval 5.78] [%clk 0:19:08] } 53... Ke6 { [%eval 6.49] [%clk 0:09:23] } 54. Kh3 { [%eval 6.19] [%clk 0:18:55] } 54... Kf6 { [%eval 6.54] [%clk 0:09:35] } 55. c6 { [%eval 5.96] [%clk 0:19:05] } 55... Bb6 { [%eval 7.17] [%clk 0:09:54] } 56. Kh4 { [%eval 7.22] [%clk 0:18:55] } 56... Ke6 { [%eval 6.95] [%clk 0:06:46] } 57. Kxh5 { [%eval 6.68] [%clk 0:18:59] } 57... Kd6 { [%eval 8.13] [%clk 0:07:02] } 58. Kg5 { [%eval 7.71] [%clk 0:19:22] } 58... Kxc6 { [%eval 8.2] [%clk 0:06:44] } 59. Nxe5+ { [%eval 7.95] [%clk 0:19:43] } 59... Kc7 { [%eval 7.93] [%clk 0:06:13] } 60. Kf5 { [%eval 8.32] [%clk 0:19:48] } 60... Bf2 { [%eval 8.44] [%clk 0:05:57] } 61. g4 { [%eval 7.99] [%clk 0:20:09] } 61... Kd8 { [%eval 7.83] [%clk 0:05:54] } 62. Ke6 { [%eval 7.32] [%clk 0:20:17] } 62... Ke8 { [%eval 10.55] [%clk 0:06:16] } 63. g5 { [%eval 9.97] [%clk 0:20:39] } 63... Kf8 { [%eval 9.9] [%clk 0:06:30] } 64. Ng6+ { [%eval 9.24] [%clk 0:20:22] } 64... Kg7 { [%eval 8.89] [%clk 0:06:47] } 65. Kf5 { [%eval 43.86] [%clk 0:20:40] } 65... Kf7 { [%eval 63.9] [%clk 0:06:52] } 66. e5 { [%eval 23.94] [%clk 0:20:58] } 66... Bc5 { [%eval 12.49] [%clk 0:07:03] } 67. e6+ { [%eval 11.15] [%clk 0:21:19] } 67... Kg7?! { [%eval #13] } { Checkmate is now unavoidable. Ke8 was best. } { [%clk 0:07:14] } 68. Ne5 { [%eval #12] [%clk 0:21:18] } 68... Be7 { [%eval #12] [%clk 0:07:21] } 69. Nc6 { [%eval #11] [%clk 0:21:23] } 69... Bd6 { [%eval #11] [%clk 0:07:07] } 70. g6 { [%eval 36.73] [%clk 0:20:25] } 70... Ba3?! { [%eval #10] } { Checkmate is now unavoidable. Kh6 was best. } { [%clk 0:05:04] } 71. e7 { [%eval #9] [%clk 0:20:33] } 71... Bxe7 { [%eval #9] [%clk 0:04:59] } 72. Nxe7 { [%eval #8] [%clk 0:20:56] } 72... Kh8 { [%eval #8] [%clk 0:04:55] } 73. Nd5 { [%eval #7] [%clk 0:20:46] } 73... Kg7 { [%eval #7] [%clk 0:05:13] } 74. Kg5 { [%eval #8] [%clk 0:21:04] } 74... Kh8 { [%eval #5] [%clk 0:05:31] } 75. Kh6 { [%eval #9] [%clk 0:21:23] } 75... Kg8 { [%eval #9] [%clk 0:04:55] } 76. Nf6+ { [%eval #8] [%clk 0:21:30] } 76... Kf8 { [%eval #8] [%clk 0:04:48] } 77. g7+ { [%eval #7] [%clk 0:21:42] } 1-0