Event: Round 5: Nelson, Jonathan P - Kalaiyalahan, Akshaya
Date: 2025-02-15
White: Nelson, Jonathan P
WhiteTitle: FM
WhiteElo: 2098
Black: Kalaiyalahan, Akshaya
BlackTitle: FM
BlackElo: 2134
Result: 1-0
ECO: B22
Opening: Sicilian Defense: Alapin Variation, Barmen Defense
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:55] } 2. c3 { [%eval 0.0] [%clk 1:31:11] } 2... d5 { [%eval 0.16] [%clk 1:31:17] } 3. exd5 { [%eval 0.12] [%clk 1:31:18] } 3... Qxd5 { [%eval 0.19] [%clk 1:31:42] } 4. d4 { [%eval 0.13] [%clk 1:31:31] } 4... g6 { [%eval 0.37] [%clk 1:32:03] } 5. Nf3 { [%eval 0.18] [%clk 1:31:30] } 5... Bg7 { [%eval 0.25] [%clk 1:32:08] } 6. Be3 { [%eval 0.22] [%clk 1:28:31] } 6... Nh6 { [%eval 0.23] [%clk 1:25:42] } 7. Qb3 { [%eval -0.08] [%clk 1:19:49] } 7... Qxb3 { [%eval 0.28] [%clk 1:22:03] } 8. axb3 { [%eval 0.3] [%clk 1:20:05] } 8... Nf5?? { [%eval 2.15] } { Blunder. cxd4 was best. } { [%clk 1:22:00] } 9. dxc5 { [%eval 2.19] [%clk 1:18:23] } 9... Nxe3 { [%eval 2.4] [%clk 1:22:18] } 10. fxe3 { [%eval 2.17] [%clk 1:18:48] } 10... Be6 { [%eval 2.63] [%clk 1:20:28] } 11. Bb5+ { [%eval 2.7] [%clk 1:10:59] } 11... Bd7 { [%eval 2.63] [%clk 1:17:35] } 12. Bc4 { [%eval 2.11] [%clk 1:09:06] } 12... O-O { [%eval 2.14] [%clk 1:14:51] } 13. O-O { [%eval 2.02] [%clk 1:08:50] } 13... Nc6 { [%eval 2.32] [%clk 1:11:53] } 14. b4 { [%eval 2.28] [%clk 1:04:04] } 14... a5 { [%eval 2.28] [%clk 1:06:37] } 15. b5 { [%eval 2.13] [%clk 1:02:03] } 15... Ne5 { [%eval 2.37] [%clk 1:06:45] } 16. Nxe5 { [%eval 2.35] [%clk 1:00:55] } 16... Bxe5 { [%eval 2.17] [%clk 1:07:10] } 17. Nd2 { [%eval 2.37] [%clk 1:00:54] } 17... e6?! { [%eval 3.32] } { Inaccuracy. a4 was best. } { [%clk 1:05:02] } 18. Ne4?! { [%eval 2.46] } { Inaccuracy. Rfd1 was best. } { [%clk 0:55:11] } 18... Rfc8 { [%eval 2.39] [%clk 1:03:07] } 19. Rfd1 { [%eval 2.33] [%clk 0:37:10] } 19... Be8 { [%eval 2.21] [%clk 1:03:23] } 20. Ra4 { [%eval 2.04] [%clk 0:37:23] } 20... Kg7 { [%eval 2.09] [%clk 1:01:13] } 21. Rda1 { [%eval 1.98] [%clk 0:34:51] } 21... Bd7? { [%eval 3.86] } { Mistake. f5 was best. } { [%clk 0:47:23] } 22. Rxa5 { [%eval 3.61] [%clk 0:28:28] } 22... Rxa5 { [%eval 4.1] [%clk 0:47:26] } 23. Rxa5 { [%eval 3.81] [%clk 0:28:55] } 23... f5 { [%eval 3.2] [%clk 0:47:08] } 24. Nf2 { [%eval 3.31] [%clk 0:21:11] } 24... Rxc5 { [%eval 4.04] [%clk 0:46:21] } 25. Nd3 { [%eval 4.19] [%clk 0:21:25] } 25... Bxh2+ { [%eval 3.85] [%clk 0:42:10] } 26. Kxh2 { [%eval 4.21] [%clk 0:21:46] } 26... Rxc4 { [%eval 4.13] [%clk 0:42:26] } 27. Ne5 { [%eval 4.14] [%clk 0:22:04] } 27... Rh4+ { [%eval 4.02] [%clk 0:42:29] } 28. Kg3 { [%eval 3.99] [%clk 0:21:59] } 28... Re4 { [%eval 4.42] [%clk 0:42:31] } 29. Nxd7 { [%eval 4.17] [%clk 0:22:11] } 29... Rxe3+ { [%eval 4.23] [%clk 0:42:52] } 30. Kf2 { [%eval 4.06] [%clk 0:22:25] } 30... Rd3 { [%eval 4.12] [%clk 0:43:13] } 31. Nc5 { [%eval 3.9] [%clk 0:22:38] } 31... Rd2+ { [%eval 3.9] [%clk 0:43:31] } 32. Kf3 { [%eval 3.88] [%clk 0:22:54] } 32... b6 { [%eval 4.74] [%clk 0:41:35] } 33. Ra7+ { [%eval 4.78] [%clk 0:23:04] } 33... Kf6 { [%eval 4.71] [%clk 0:41:38] } 34. Nd7+ { [%eval 4.39] [%clk 0:22:20] } 34... Kg5 { [%eval 4.31] [%clk 0:42:03] } 35. c4 { [%eval 4.34] [%clk 0:21:06] } 35... Rxb2 { [%eval 4.28] [%clk 0:42:04] } 36. c5 { [%eval 3.86] [%clk 0:21:10] } 36... bxc5 { [%eval 4.46] [%clk 0:41:58] } 37. b6 { [%eval 4.31] [%clk 0:21:34] } 37... e5 { [%eval 4.45] [%clk 0:40:36] } 38. b7 { [%eval 4.38] [%clk 0:21:54] } 1-0