Event: Round 5: Vaidyanathan, Sathya - Cawston, M John
Date: 2024-07-31
White: Vaidyanathan, Sathya
WhiteElo: 1816
Black: Cawston, M John
BlackElo: 1776
Result: 1-0
ECO: B04
Opening: Alekhine Defense: Modern Variation, Alburt Variation
Variant: Standard

1. e4 { [%eval 0.15] [%clk 1:28:38] } 1... Nf6 { [%eval 0.53] } 2. e5 { [%eval 0.5] } 2... Nd5 { [%eval 0.63] [%clk 1:29:11] } 3. d4 { [%eval 0.56] [%clk 1:28:59] } 3... d6 { [%eval 0.6] [%clk 1:29:36] } 4. Nf3 { [%eval 0.45] [%clk 1:29:24] } 4... g6 { [%eval 0.71] [%clk 1:29:56] } 5. Bc4 { [%eval 0.72] [%clk 1:29:05] } 5... c6 { [%eval 0.63] [%clk 1:30:15] } 6. Bxd5?! { [%eval 0.07] } { Inaccuracy. exd6 was best. } { [%clk 1:26:53] } 6... cxd5 { [%eval 0.09] [%clk 1:30:42] } 7. O-O { [%eval -0.02] [%clk 1:24:39] } 7... dxe5 { [%eval -0.08] [%clk 1:30:25] } 8. Nxe5 { [%eval -0.31] [%clk 1:24:02] } 8... Bg7 { [%eval -0.3] [%clk 1:30:41] } 9. f4 { [%eval -0.33] [%clk 1:23:25] } 9... O-O { [%eval -0.32] [%clk 1:31:06] } 10. h3 { [%eval -0.59] [%clk 1:20:34] } 10... Nc6 { [%eval -0.27] [%clk 1:29:02] } 11. Re1 { [%eval -0.55] [%clk 1:15:51] } 11... Be6 { [%eval -0.23] [%clk 1:25:50] } 12. c3 { [%eval -0.29] [%clk 1:14:31] } 12... Rc8 { [%eval -0.23] [%clk 1:24:57] } 13. Nd2 { [%eval -0.23] [%clk 1:11:52] } 13... Nxe5 { [%eval -0.18] [%clk 1:17:47] } 14. fxe5 { [%eval -0.23] [%clk 1:11:04] } 14... b5? { [%eval 0.94] } { Mistake. Qd7 was best. } { [%clk 1:18:15] } 15. Nf3?! { [%eval 0.12] } { Inaccuracy. Nb3 was best. } { [%clk 1:07:37] } 15... h6 { [%eval 0.38] [%clk 1:18:20] } 16. a3 { [%eval -0.02] [%clk 1:02:34] } 16... a5 { [%eval 0.0] [%clk 1:18:40] } 17. Qe2 { [%eval -0.27] [%clk 1:01:49] } 17... Qb6 { [%eval -0.25] [%clk 1:18:48] } 18. Bd2 { [%eval -0.34] [%clk 1:00:47] } 18... Rc6 { [%eval -0.03] [%clk 1:12:07] } 19. Ra2 { [%eval -0.42] [%clk 0:55:10] } 19... Rfc8 { [%eval -0.1] [%clk 1:08:26] } 20. Rea1 { [%eval -0.18] [%clk 0:53:24] } 20... R8c7 { [%eval 0.06] [%clk 1:08:28] } 21. Ne1 { [%eval -0.1] [%clk 0:52:04] } 21... Bf5 { [%eval -0.1] [%clk 1:07:57] } 22. Kh1 { [%eval -0.24] [%clk 0:36:39] } 22... Be4 { [%eval -0.14] [%clk 1:08:09] } 23. Nd3 { [%eval -0.2] [%clk 0:36:30] } 23... Bxd3?! { [%eval 0.43] } { Inaccuracy. f5 was best. } { [%clk 1:08:25] } 24. Qxd3 { [%eval 0.3] [%clk 0:36:51] } 24... Rc4 { [%eval 0.48] [%clk 1:06:15] } 25. Qf3 { [%eval 0.52] [%clk 0:32:35] } 25... e6 { [%eval 0.5] [%clk 1:02:28] } 26. Qg3 { [%eval 0.0] [%clk 0:30:44] } 26... Kh7 { [%eval 0.45] [%clk 1:02:25] } 27. Qh4 { [%eval 0.0] [%clk 0:27:05] } 27... Rd7 { [%eval 0.29] [%clk 0:53:25] } 28. Rf1 { [%eval 0.0] [%clk 0:22:30] } 28... Rc8 { [%eval 0.52] [%clk 0:50:41] } 29. Raa1?! { [%eval -0.05] } { Inaccuracy. Rf3 was best. } { [%clk 0:21:21] } 29... Qd8?! { [%eval 0.5] } { Inaccuracy. b4 was best. } { [%clk 0:50:57] } 30. Qg3 { [%eval 0.53] [%clk 0:18:07] } 30... Qc7 { [%eval 0.46] [%clk 0:36:34] } 31. Qg4 { [%eval 0.35] [%clk 0:12:58] } 31... Qc4 { [%eval 0.35] [%clk 0:29:22] } 32. Qd1 { [%eval 0.41] [%clk 0:08:09] } 32... Bf8 { [%eval 0.55] [%clk 0:21:44] } 33. Rf4 { [%eval 0.33] [%clk 0:07:14] } 33... Qc7 { [%eval 0.75] [%clk 0:18:13] } 34. Rh4 { [%eval 0.61] [%clk 0:06:46] } 34... Qd8 { [%eval 0.68] [%clk 0:18:36] } 35. Rf4 { [%eval 0.28] [%clk 0:06:33] } 35... Rb8 { [%eval 0.67] [%clk 0:14:44] } 36. Qe2 { [%eval 0.59] [%clk 0:05:48] } 36... b4 { [%eval 0.49] [%clk 0:14:19] } 37. axb4 { [%eval -0.02] [%clk 0:04:26] } 37... axb4 { [%eval -0.02] [%clk 0:14:46] } 38. Raf1 { [%eval 0.0] [%clk 0:03:07] } 38... bxc3 { [%eval -0.02] [%clk 0:08:55] } 39. Bxc3 { [%eval -0.05] [%clk 0:02:28] } 39... Rbb7 { [%eval -0.05] [%clk 0:09:03] } 40. Qd3 { [%eval -0.05] [%clk 0:00:47] } 40... Bg7 { [%eval -0.02] [%clk 0:06:32] } 41. Ra1 { [%eval -0.02] [%clk 0:24:04] } 41... Ra7 { [%eval 0.0] [%clk 0:35:47] } 42. Rff1 { [%eval 0.0] [%clk 0:22:50] } 42... Qa8 { [%eval 0.0] [%clk 0:34:56] } 43. b4 { [%eval 0.0] [%clk 0:18:37] } 43... Bf8 { [%eval 0.51] [%clk 0:30:06] } 44. b5 { [%eval 0.27] [%clk 0:15:50] } 44... Rxa1 { [%eval 0.53] [%clk 0:28:36] } 45. Rxa1 { [%eval 0.47] [%clk 0:15:53] } 45... Ra7?! { [%eval 1.21] } { Inaccuracy. Qe8 was best. } { [%clk 0:27:53] } 46. Qb1 { [%eval 1.66] [%clk 0:14:08] } 46... Rxa1 { [%eval 1.3] [%clk 0:25:44] } 47. Qxa1 { [%eval 1.37] [%clk 0:11:55] } 47... Qb8? { [%eval 3.31] } { Mistake. Qc8 was best. } { [%clk 0:23:13] } 48. Qa6 { [%eval 3.17] [%clk 0:09:31] } 48... Qc8?? { [%eval #9] } { Checkmate is now unavoidable. Qc7 was best. } { [%clk 0:21:27] } 1-0