Event: Round 5: Roychowdhury, Aashita - Gibson, Christopher A
Date: 2025-04-20
White: Roychowdhury, Aashita
WhiteElo: 1600
Black: Gibson, Christopher A
BlackElo: 1826
Result: 0-1
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Exchange Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:29:57] } 1... c5 { [%eval 0.25] [%clk 1:30:24] } 2. Nf3 { [%eval 0.2] [%clk 1:30:16] } 2... Nc6 { [%eval 0.25] [%clk 1:26:12] } 3. d4 { [%eval 0.27] [%clk 1:30:08] } 3... cxd4 { [%eval 0.35] [%clk 1:26:38] } 4. Nxd4 { [%eval 0.21] [%clk 1:30:32] } 4... Nf6 { [%eval 0.19] [%clk 1:26:50] } 5. Nc3 { [%eval 0.26] [%clk 1:30:35] } 5... e5 { [%eval 0.34] [%clk 1:24:38] } 6. Nxc6 { [%eval 0.0] [%clk 1:29:51] } 6... bxc6 { [%eval 0.0] [%clk 1:24:40] } 7. Bc4 { [%eval 0.0] [%clk 1:28:35] } 7... Be7 { [%eval 0.08] [%clk 1:21:59] } 8. Be3 { [%eval -0.09] [%clk 1:26:02] } 8... O-O { [%eval -0.19] [%clk 1:21:48] } 9. O-O { [%eval -0.13] [%clk 1:26:04] } 9... Bb7 { [%eval 0.01] [%clk 1:17:38] } 10. Bb3?! { [%eval -0.82] } { Inaccuracy. Qf3 was best. } { [%clk 1:17:38] } 10... d5 { [%eval -0.77] [%clk 1:14:40] } 11. exd5?! { [%eval -1.49] } { Inaccuracy. f4 was best. } { [%clk 1:16:51] } 11... cxd5 { [%eval -1.38] [%clk 1:14:54] } 12. Bg5 { [%eval -1.45] [%clk 1:11:43] } 12... d4 { [%eval -1.42] [%clk 1:13:55] } 13. Nb1?! { [%eval -2.1] } { Inaccuracy. Ne2 was best. } { [%clk 1:10:22] } 13... Qd6 { [%eval -1.56] [%clk 0:53:57] } 14. Nd2 { [%eval -1.29] [%clk 1:07:42] } 14... e4 { [%eval -1.0] [%clk 0:50:16] } 15. Re1 { [%eval -1.18] [%clk 1:01:10] } 15... Rfe8 { [%eval -1.15] [%clk 0:42:42] } 16. Nc4? { [%eval -2.68] } { Mistake. Ba4 was best. } { [%clk 0:59:08] } 16... Qc5 { [%eval -2.6] [%clk 0:40:52] } 17. Bf4 { [%eval -2.54] [%clk 0:50:09] } 17... Nd7?! { [%eval -1.6] } { Inaccuracy. a5 was best. } { [%clk 0:32:15] } 18. Qg4 { [%eval -1.64] [%clk 0:41:58] } 18... Nf6 { [%eval -1.88] [%clk 0:26:06] } 19. Qd1 { [%eval -2.51] [%clk 0:39:18] } 19... Rad8 { [%eval -2.48] [%clk 0:22:59] } 20. Ne5 { [%eval -2.51] [%clk 0:36:40] } 20... Bd5?! { [%eval -1.76] } { Inaccuracy. Rf8 was best. } { [%clk 0:19:24] } 21. Bxd5?! { [%eval -3.07] } { Inaccuracy. Ba4 was best. } { [%clk 0:27:12] } 21... Rxd5 { [%eval -3.04] [%clk 0:18:28] } 22. h3? { [%eval -5.22] } { Mistake. Ng4 was best. } { [%clk 0:22:40] } 22... Rxe5 { [%eval -5.15] [%clk 0:18:14] } 23. Bxe5 { [%eval -5.64] [%clk 0:22:45] } 23... Qxe5 { [%eval -5.75] [%clk 0:18:42] } 24. Qe2 { [%eval -5.88] [%clk 0:21:23] } 24... Bd6 { [%eval -5.9] [%clk 0:17:14] } 25. g3 { [%eval -5.84] [%clk 0:19:03] } 25... Bc5 { [%eval -5.6] [%clk 0:17:34] } 26. Kh2 { [%eval -5.96] [%clk 0:17:19] } 26... h5 { [%eval -5.98] [%clk 0:15:55] } 27. f4 { [%eval -6.05] [%clk 0:12:36] } 27... Qd6 { [%eval -6.07] [%clk 0:14:35] } 28. Rf1 { [%eval -6.92] [%clk 0:08:41] } 28... d3 { [%eval -6.7] [%clk 0:12:01] } 29. Qd2 { [%eval -6.77] [%clk 0:06:14] } 29... Bb4 { [%eval -6.55] [%clk 0:11:31] } 30. c3 { [%eval -7.96] [%clk 0:06:40] } 30... Bc5 { [%eval -6.57] [%clk 0:11:34] } 31. Rfd1 { [%eval -8.36] [%clk 0:05:40] } 31... e3?! { [%eval -5.68] } { Inaccuracy. h4 was best. } { [%clk 0:06:44] } 32. Qxd3 { [%eval -5.74] [%clk 0:05:26] } 32... Qxd3 { [%eval -5.83] [%clk 0:07:11] } 33. Rxd3 { [%eval -5.65] [%clk 0:05:09] } 33... e2 { [%eval -5.77] [%clk 0:07:36] } 34. b4 { [%eval -5.82] [%clk 0:03:09] } 34... Bf2 { [%eval -5.62] [%clk 0:08:00] } 35. Kg2 { [%eval -5.84] [%clk 0:01:58] } 35... e1=Q { [%eval -5.88] [%clk 0:08:02] } 36. Rxe1 { [%eval -5.95] [%clk 0:02:18] } 36... Bxe1 { [%eval -5.88] [%clk 0:08:28] } 37. a4 { [%eval -6.24] [%clk 0:02:27] } 37... Rc8 { [%eval -6.06] [%clk 0:08:36] } 38. Rd1 { [%eval -6.53] [%clk 0:01:44] } 38... Bxc3 { [%eval -6.58] [%clk 0:08:41] } 39. Rc1 { [%eval -6.55] [%clk 0:02:08] } 39... Nd5 { [%eval -6.51] [%clk 0:07:44] } 40. b5 { [%eval -6.67] [%clk 0:02:11] } 40... Nb6 { [%eval -6.27] [%clk 0:07:01] } 41. a5 { [%eval -6.97] [%clk 0:02:20] } 41... Bxa5 { [%eval -6.92] [%clk 0:07:24] } 42. Rxc8+ { [%eval -9.25] [%clk 0:02:46] } 42... Nxc8 { [%eval -8.63] [%clk 0:07:50] } 43. Kf3 { [%eval -8.6] [%clk 0:03:09] } 43... Nd6 { [%eval -8.36] [%clk 0:08:16] } 44. g4 { [%eval -15.66] [%clk 0:03:24] } 44... hxg4+ { [%eval -11.25] [%clk 0:08:40] } 45. hxg4?! { [%eval #-33] } { Checkmate is now unavoidable. Kg3 was best. } { [%clk 0:03:46] } 45... Nxb5 { [%eval -8.65] [%clk 0:09:07] } 46. Ke4 { [%eval #-19] [%clk 0:04:05] } 46... Be1 { [%eval #-19] [%clk 0:09:14] } 47. f5 { [%eval #-18] [%clk 0:04:18] } 47... a5 { [%eval #-18] [%clk 0:09:17] } 48. Kd5 { [%eval #-19] [%clk 0:04:38] } 48... a4 { [%eval #-12] [%clk 0:09:19] } 49. Kc4 { [%eval #-12] [%clk 0:05:03] } 49... a3 { [%eval #-13] [%clk 0:09:46] } 50. Kb3 { [%eval #-13] [%clk 0:05:29] } 50... Kf8 { [%eval #-12] [%clk 0:10:01] } 51. Ka2 { [%eval #-11] [%clk 0:05:46] } 51... f6 { [%eval #-11] [%clk 0:10:26] } 52. Kb3 { [%eval #-10] [%clk 0:06:06] } 52... Ke7 { [%eval #-9] [%clk 0:10:51] } 53. Ka2 { [%eval #-9] [%clk 0:06:21] } 53... Kd6 { [%eval #-8] [%clk 0:11:16] } 54. Kb3 { [%eval #-8] [%clk 0:06:42] } 54... Kc5 { [%eval #-7] [%clk 0:11:41] } 55. Ka2 { [%eval #-6] [%clk 0:07:01] } 55... Kc4 { [%eval #-6] [%clk 0:12:01] } 56. Ka1 { [%eval #-3] [%clk 0:07:16] } 56... Kb3 { [%eval #-2] [%clk 0:12:17] } 57. g5 { [%eval #-2] [%clk 0:07:16] } 57... a2 { [%eval #-1] [%clk 0:12:28] } 58. gxf6 { [%eval #-1] [%clk 0:07:28] } 58... Bc3# { [%clk 0:12:21] } 0-1