Event: Round 9: Yoon, Jacob D - Kalavannan, Koby
Date: 2024-08-26
White: Yoon, Jacob D
WhiteElo: 2118
Black: Kalavannan, Koby
BlackTitle: FM
BlackElo: 2248
Result: 1-0
ECO: B20
Opening: Sicilian Defense: Snyder Variation
Variant: Standard

1. e4 { [%eval 0.15] [%clk 1:30:55] } 1... c5 { [%eval 0.25] [%clk 1:26:11] } 2. b3 { [%eval -0.11] [%clk 1:30:51] } 2... Nf6 { [%eval 0.15] [%clk 1:19:55] } 3. e5 { [%eval 0.17] [%clk 1:31:06] } 3... Nd5 { [%eval 0.14] [%clk 1:20:19] } 4. Nc3 { [%eval 0.17] [%clk 1:31:32] } 4... Nxc3 { [%eval 0.31] [%clk 1:18:07] } 5. dxc3 { [%eval 0.21] [%clk 1:31:55] } 5... Nc6 { [%eval 0.32] [%clk 1:14:40] } 6. Nf3 { [%eval 0.21] [%clk 1:32:06] } 6... d5 { [%eval 0.29] [%clk 1:13:50] } 7. exd6 { [%eval 0.29] [%clk 1:31:51] } 7... exd6 { [%eval 0.27] [%clk 1:13:11] } 8. c4?! { [%eval -0.38] } { Inaccuracy. Bc4 was best. } { [%clk 1:15:55] } 8... Bg4 { [%eval 0.1] [%clk 1:10:32] } 9. Bb2 { [%eval -0.01] [%clk 1:04:59] } 9... Qa5+ { [%eval 0.11] [%clk 1:10:25] } 10. Qd2 { [%eval 0.04] [%clk 1:04:29] } 10... Qxd2+ { [%eval 0.04] [%clk 1:10:10] } 11. Kxd2 { [%eval 0.04] [%clk 0:56:43] } 11... Bxf3 { [%eval 0.13] [%clk 1:08:21] } 12. gxf3 { [%eval 0.04] [%clk 0:56:21] } 12... O-O-O { [%eval 0.07] [%clk 1:08:19] } 13. Rd1 { [%eval 0.01] [%clk 0:44:36] } 13... Rg8 { [%eval 0.05] [%clk 1:04:20] } 14. Kc1 { [%eval -0.08] [%clk 0:33:01] } 14... g6 { [%eval -0.12] [%clk 1:03:57] } 15. Bf6 { [%eval -0.13] [%clk 0:30:53] } 15... Be7 { [%eval -0.01] [%clk 1:02:33] } 16. Bh3+ { [%eval 0.0] [%clk 0:30:54] } 16... Kc7 { [%eval 0.0] [%clk 1:02:55] } 17. Bxe7 { [%eval -0.03] [%clk 0:31:18] } 17... Nxe7 { [%eval -0.01] [%clk 1:03:21] } 18. Rhe1 { [%eval -0.05] [%clk 0:31:43] } 18... Nc6 { [%eval -0.02] [%clk 1:02:20] } 19. f4 { [%eval -0.01] [%clk 0:31:47] } 19... Rde8 { [%eval 0.0] [%clk 0:46:28] } 20. Re3 { [%eval -0.06] [%clk 0:26:54] } 20... Nd4 { [%eval 0.0] [%clk 0:37:16] } 21. Rde1 { [%eval 0.0] [%clk 0:24:47] } 21... Rxe3 { [%eval 0.0] [%clk 0:35:39] } 22. Rxe3 { [%eval -0.03] [%clk 0:22:55] } 22... Kd8 { [%eval -0.05] [%clk 0:34:44] } 23. c3 { [%eval -0.07] [%clk 0:23:00] } 23... Nf5 { [%eval -0.06] [%clk 0:30:21] } 24. Bxf5 { [%eval -0.02] [%clk 0:22:04] } 24... gxf5 { [%eval -0.04] [%clk 0:30:31] } 25. Rg3 { [%eval -0.06] [%clk 0:22:28] } 25... Rg4 { [%eval -0.04] [%clk 0:25:48] } 26. Rxg4 { [%eval -0.08] [%clk 0:13:34] } 26... fxg4 { [%eval -0.07] [%clk 0:26:17] } 27. Kd2 { [%eval -0.08] [%clk 0:14:03] } 27... Ke7 { [%eval -0.1] [%clk 0:25:28] } 28. Ke3 { [%eval -0.38] [%clk 0:14:31] } 28... Ke6 { [%eval -0.4] [%clk 0:20:50] } 29. Ke4 { [%eval -0.34] [%clk 0:14:58] } 29... f5+ { [%eval -0.38] [%clk 0:17:34] } 30. Kd3 { [%eval -0.38] [%clk 0:15:06] } 30... Kf6 { [%eval -0.42] [%clk 0:17:44] } 31. Ke2 { [%eval -0.47] [%clk 0:13:55] } 31... Kg6 { [%eval -0.08] [%clk 0:18:12] } 32. Kf1 { [%eval -0.11] [%clk 0:14:24] } 32... Kh5 { [%eval 0.0] [%clk 0:18:36] } 33. b4 { [%eval 0.0] [%clk 0:09:47] } 33... Kh4 { [%eval 0.0] [%clk 0:17:52] } 34. Kg2 { [%eval 0.0] [%clk 0:10:13] } 34... a6 { [%eval 0.0] [%clk 0:17:06] } 35. b5 { [%eval 0.0] [%clk 0:07:20] } 35... a5 { [%eval 0.0] [%clk 0:17:20] } 36. b6 { [%eval 0.0] [%clk 0:07:38] } 36... a4 { [%eval 0.0] [%clk 0:17:42] } 37. a3 { [%eval 0.0] [%clk 0:08:07] } 37... h6 { [%eval 0.0] [%clk 0:18:07] } 38. Kg1 { [%eval 0.0] [%clk 0:07:34] } 38... Kh5 { [%eval 0.0] [%clk 0:09:37] } 39. Kg2 { [%eval 0.0] [%clk 0:07:19] } 39... Kg6 { [%eval 0.0] [%clk 0:10:06] } 40. Kg3 { [%eval -0.04] [%clk 0:07:47] } 40... Kf6 { [%eval -0.11] [%clk 0:07:23] } 41. Kh4 { [%eval -0.12] [%clk 0:08:16] } 41... Ke6 { [%eval 0.0] [%clk 0:07:33] } 42. Kh5 { [%eval 0.0] [%clk 0:08:29] } 42... d5 { [%eval -0.07] [%clk 0:08:00] } 43. cxd5+ { [%eval -0.02] [%clk 0:07:20] } 43... Kxd5 { [%eval -0.04] } 44. Kxh6 { [%eval -0.04] [%clk 0:07:44] } 44... Ke4 { [%eval -0.06] [%clk 0:06:58] } 45. c4 { [%eval -0.17] [%clk 0:06:25] } 45... Kxf4 { [%eval -0.15] [%clk 0:06:45] } 46. Kg6 { [%eval -0.25] [%clk 0:06:52] } 46... Ke5 { [%eval -0.2] [%clk 0:06:52] } 47. Kg5 { [%eval -0.24] [%clk 0:07:11] } 47... Ke4 { [%eval -0.24] [%clk 0:04:44] } 48. Kf6 { [%eval -0.23] [%clk 0:06:53] } 48... f4 { [%eval 0.0] [%clk 0:02:57] } 49. Kg5 { [%eval 0.0] [%clk 0:07:11] } 49... g3 { [%eval 0.0] [%clk 0:02:52] } 50. hxg3 { [%eval 0.0] [%clk 0:07:29] } 50... fxg3 { [%eval 0.0] [%clk 0:03:15] } 51. fxg3 { [%eval 0.0] [%clk 0:07:50] } 51... Kd4 { [%eval 0.0] [%clk 0:03:38] } 52. Kf5 { [%eval 0.0] [%clk 0:05:10] } 52... Kxc4 { [%eval 0.0] [%clk 0:04:07] } 53. g4 { [%eval 0.0] [%clk 0:05:39] } 53... Kd3 { [%eval 0.0] [%clk 0:03:39] } 54. g5 { [%eval 0.0] [%clk 0:05:56] } 54... c4 { [%eval 0.0] [%clk 0:04:08] } 55. g6 { [%eval 0.0] [%clk 0:06:21] } 55... c3 { [%eval 0.0] [%clk 0:04:33] } 56. g7 { [%eval 0.0] [%clk 0:06:49] } 56... c2 { [%eval 0.0] [%clk 0:04:57] } 57. g8=Q { [%eval 0.0] [%clk 0:07:12] } 57... c1=Q { [%eval 0.0] [%clk 0:05:24] } 58. Qd5+ { [%eval 0.0] [%clk 0:06:23] } 58... Ke2?? { [%eval 2.92] } { Blunder. Kc3 was best. } { [%clk 0:02:35] } 59. Qxb7?? { [%eval 0.0] } { Blunder. Qe4+ was best. } { [%clk 0:06:42] } 59... Qc5+ { [%eval 0.0] [%clk 0:02:49] } 60. Ke6 { [%eval 0.0] [%clk 0:06:36] } 60... Qxa3?? { [%eval 6.83] } { Blunder. Qe3+ was best. } { [%clk 0:03:17] } 61. Qe4+ { [%eval 6.06] [%clk 0:06:12] } 61... Kf2 { [%eval 7.24] [%clk 0:02:36] } 62. b7 { [%eval 5.41] [%clk 0:05:27] } 62... Qb3+ { [%eval 7.19] [%clk 0:02:40] } 63. Qd5 { [%eval 6.65] [%clk 0:03:35] } 63... Qb6+ { [%eval 7.78] [%clk 0:03:06] } 64. Kd7 { [%eval 10.54] [%clk 0:03:17] } 64... a3?? { [%eval #16] } { Checkmate is now unavoidable. Qb2 was best. } { [%clk 0:03:25] } 65. Qf5+ { [%eval #15] [%clk 0:03:13] } 65... Kg1 { [%eval #15] [%clk 0:03:24] } 66. Qg4+ { [%eval #14] [%clk 0:03:42] } 66... Kh1 { [%eval #14] [%clk 0:01:42] } 67. Qf3+ { [%eval #13] [%clk 0:03:59] } 67... Kg1 { [%eval #13] [%clk 0:02:04] } 68. Qg3+ { [%eval #12] [%clk 0:04:27] } 68... Kh1 { [%eval #11] [%clk 0:02:29] } 69. b8=Q { [%eval #10] [%clk 0:04:06] } 69... Qd4+?? { [%eval #10] } { Checkmate is now unavoidable. Qxb8 was best. } { [%clk 0:02:34] } 70. Qgd6 { [%eval #13] [%clk 0:04:00] } 70... Qg7+ { [%eval #12] [%clk 0:02:52] } 71. Kc8 { [%eval #15] [%clk 0:03:56] } 71... Qg8+ { [%eval #15] [%clk 0:02:16] } 72. Kb7 { [%eval #14] [%clk 0:04:18] } 72... Qb3+ { [%eval #14] [%clk 0:02:28] } 73. Qb6 { [%eval #13] [%clk 0:04:37] } 73... Qa2 { [%eval #5] [%clk 0:01:48] } 74. Qc6+ { [%eval #10] [%clk 0:04:26] } 74... Kg1?? { [%eval #3] } { Checkmate is now unavoidable. Qg2 was best. } { [%clk 0:02:06] } 75. Qg3+ { [%eval #2] [%clk 0:04:53] } 75... Kf1 { [%eval #2] [%clk 0:02:34] } 76. Qcf3+ { [%eval #1] [%clk 0:05:12] } 1-0