Event: Round 2: Chen, Derek - Ayyappan, Santhosh
Date: 2024-04-13
White: Chen, Derek
WhiteElo: 1947
Black: Ayyappan, Santhosh
BlackElo: 1922
Result: 0-1
ECO: C78
Opening: Ruy Lopez: Morphy Defense
Variant: Standard

1. e4 { [%eval 0.14] [%clk 1:30:59] } 1... e5 { [%eval 0.2] [%clk 1:17:29] } 2. Nf3 { [%eval 0.18] [%clk 1:30:55] } 2... Nc6 { [%eval 0.13] [%clk 1:17:34] } 3. Bb5 { [%eval 0.21] [%clk 1:31:19] } 3... a6 { [%eval 0.21] [%clk 1:17:09] } 4. Ba4 { [%eval 0.31] [%clk 1:31:36] } 4... Nf6 { [%eval 0.14] [%clk 1:17:22] } 5. O-O { [%eval 0.22] [%clk 1:32:01] } 5... b5 { [%eval 0.37] [%clk 1:17:39] } 6. Bb3 { [%eval 0.27] [%clk 1:32:20] } 6... Be7 { [%eval 0.43] [%clk 1:17:59] } 7. d3 { [%eval 0.08] [%clk 1:31:24] } 7... d6 { [%eval 0.18] [%clk 1:17:58] } 8. a3 { [%eval 0.08] [%clk 1:30:06] } 8... Na5 { [%eval 0.06] [%clk 1:17:36] } 9. Ba2 { [%eval 0.15] [%clk 1:30:32] } 9... c5 { [%eval 0.06] [%clk 1:17:27] } 10. Nc3 { [%eval 0.12] [%clk 1:30:53] } 10... O-O { [%eval 0.28] [%clk 1:16:48] } 11. h3 { [%eval 0.12] [%clk 1:28:10] } 11... Nc6 { [%eval 0.07] [%clk 1:16:06] } 12. Nd5 { [%eval 0.12] [%clk 1:27:44] } 12... Nxd5 { [%eval 0.32] [%clk 1:15:11] } 13. Bxd5 { [%eval 0.36] [%clk 1:28:00] } 13... Qc7 { [%eval 0.32] [%clk 1:14:23] } 14. Nh2 { [%eval 0.03] [%clk 1:08:33] } 14... Be6 { [%eval 0.1] [%clk 1:13:03] } 15. f4 { [%eval -0.1] [%clk 1:08:38] } 15... exf4 { [%eval -0.03] [%clk 1:11:50] } 16. Bxf4 { [%eval -0.44] [%clk 1:08:57] } 16... Bf6 { [%eval -0.11] [%clk 1:11:38] } 17. c3 { [%eval -0.2] [%clk 0:46:41] } 17... Bxd5 { [%eval -0.14] [%clk 1:11:56] } 18. exd5 { [%eval -0.17] [%clk 0:47:10] } 18... Ne7 { [%eval -0.21] [%clk 1:12:13] } 19. Ng4 { [%eval -0.12] [%clk 0:45:21] } 19... Nxd5? { [%eval 1.36] } { Mistake. Be5 was best. } { [%clk 1:08:39] } 20. Qf3 { [%eval 1.19] [%clk 0:45:42] } 20... Nxf4 { [%eval 1.1] [%clk 1:09:05] } 21. Nxf6+ { [%eval 1.03] [%clk 0:46:07] } 21... gxf6 { [%eval 1.12] [%clk 1:09:27] } 22. Qxf4 { [%eval 1.16] [%clk 0:46:19] } 22... Rae8 { [%eval 1.18] [%clk 1:08:55] } 23. Rf3 { [%eval 1.14] [%clk 0:43:36] } 23... Qe7 { [%eval 1.21] [%clk 1:08:35] } 24. Raf1 { [%eval 1.19] [%clk 0:40:40] } 24... Qe5 { [%eval 1.42] [%clk 1:07:23] } 25. Qh4 { [%eval 1.32] [%clk 0:40:02] } 25... f5 { [%eval 1.14] [%clk 1:04:07] } 26. d4 { [%eval 1.07] [%clk 0:31:11] } 26... cxd4 { [%eval 1.15] [%clk 1:01:32] } 27. cxd4 { [%eval 1.15] [%clk 0:31:39] } 27... Qe7 { [%eval 1.11] [%clk 1:00:50] } 28. Qh6 { [%eval 0.82] [%clk 0:29:09] } 28... Kh8 { [%eval 0.85] [%clk 0:58:16] } 29. Rg3?! { [%eval 0.0] } { Inaccuracy. Kh2 was best. } { [%clk 0:29:04] } 29... Rg8 { [%eval 0.03] [%clk 0:58:39] } 30. Rxg8+ { [%eval 0.02] [%clk 0:26:48] } 30... Rxg8 { [%eval 0.03] [%clk 0:58:23] } 31. Rxf5 { [%eval 0.0] [%clk 0:26:49] } 31... Rg6 { [%eval 0.0] [%clk 0:58:15] } 32. Qf4 { [%eval 0.02] [%clk 0:25:38] } 32... Kg7 { [%eval 0.0] [%clk 0:56:32] } 33. h4 { [%eval 0.0] [%clk 0:25:10] } 33... h6 { [%eval 0.0] [%clk 0:56:09] } 34. Qf2 { [%eval 0.0] [%clk 0:22:17] } 34... Rg4 { [%eval 0.0] [%clk 0:53:53] } 35. Rf4 { [%eval 0.0] [%clk 0:21:49] } 35... Qe6 { [%eval 0.0] [%clk 0:51:41] } 36. Rxg4+ { [%eval 0.0] [%clk 0:20:46] } 36... Qxg4 { [%eval 0.0] [%clk 0:52:08] } 37. Kh2 { [%eval 0.0] [%clk 0:21:10] } 37... Qe4 { [%eval 0.0] [%clk 0:51:52] } 38. g3 { [%eval -0.25] [%clk 0:20:24] } 38... f5 { [%eval -0.01] [%clk 0:51:49] } 39. Qd2 { [%eval 0.0] [%clk 0:19:52] } 39... Kg6 { [%eval 0.0] [%clk 0:51:25] } 40. Qf4 { [%eval 0.0] [%clk 0:18:52] } 40... d5 { [%eval 0.0] [%clk 0:48:13] } 41. Qd2 { [%eval 0.0] [%clk 0:14:48] } 41... Kh5 { [%eval 0.0] [%clk 0:48:04] } 42. Qd1+ { [%eval 0.0] [%clk 0:14:30] } 42... Qg4 { [%eval 0.0] [%clk 0:47:52] } 43. Qe1 { [%eval 0.0] [%clk 0:14:54] } 43... Qe4 { [%eval 0.0] [%clk 0:47:49] } 44. Qd1+ { [%eval 0.0] [%clk 0:15:22] } 44... Kg6 { [%eval 0.0] [%clk 0:48:11] } 45. Qd2 { [%eval 0.0] [%clk 0:15:26] } 45... Kh7 { [%eval 0.0] [%clk 0:47:45] } 46. Qf4 { [%eval 0.0] [%clk 0:14:56] } 46... Kg7 { [%eval 0.0] [%clk 0:47:40] } 47. Qc7+ { [%eval -0.54] [%clk 0:13:46] } 47... Kg6 { [%eval -0.68] [%clk 0:47:59] } 48. Qc3?? { [%eval -4.02] } { Blunder. Qc1 was best. } { [%clk 0:07:32] } 48... Kh5 { [%eval -3.72] [%clk 0:47:15] } 49. Qd2 { [%eval -4.48] [%clk 0:07:57] } 49... Kg4 { [%eval -4.71] [%clk 0:46:45] } 50. Qd1+ { [%eval -4.81] [%clk 0:07:45] } 50... Qf3 { [%eval -4.91] [%clk 0:47:08] } 51. Qe1 { [%eval -5.17] [%clk 0:08:14] } 51... a5 { [%eval -5.13] [%clk 0:46:47] } 52. Qg1 { [%eval -6.1] [%clk 0:04:19] } 52... Qe2+ { [%eval -6.42] [%clk 0:46:10] } 53. Kh1?? { [%eval #-3] } { Checkmate is now unavoidable. Qg2 was best. } { [%clk 0:04:27] } 0-1