Event: Round 7: Williams, Simon K - Sivanandan, Bodhana
Date: 2024-08-02
White: Williams, Simon K
WhiteTitle: GM
WhiteElo: 2450
Black: Sivanandan, Bodhana
BlackTitle: WFM
BlackElo: 2185
Result: 1-0
ECO: D43
Opening: Semi-Slav Defense
Variant: Standard

1. d4 { [%eval 0.16] [%clk 1:30:45] } 1... d5 { [%eval 0.23] [%clk 1:29:46] } 2. c4 { [%eval 0.19] [%clk 1:31:04] } 2... c6 { [%eval 0.21] [%clk 1:29:58] } 3. Nc3 { [%eval 0.15] [%clk 1:31:19] } 3... Nf6 { [%eval 0.29] [%clk 1:30:08] } 4. Nf3 { [%eval 0.21] [%clk 1:31:36] } 4... e6 { [%eval 0.3] [%clk 1:29:36] } 5. g4?! { [%eval -0.28] } { Inaccuracy. e3 was best. } { [%clk 1:31:40] } 5... Nxg4 { [%eval -0.38] [%clk 1:25:33] } 6. Rg1 { [%eval -0.51] [%clk 1:31:44] } 6... Nf6 { [%eval -0.44] [%clk 1:24:28] } 7. Bf4 { [%eval -0.52] [%clk 1:31:10] } 7... Nbd7 { [%eval -0.4] [%clk 1:19:35] } 8. Qc2 { [%eval -0.68] [%clk 1:29:51] } 8... g6 { [%eval -0.42] [%clk 1:13:00] } 9. O-O-O { [%eval -0.49] [%clk 1:28:59] } 9... Bb4?! { [%eval 0.45] } { Inaccuracy. Bg7 was best. } { [%clk 1:08:28] } 10. Bh6?! { [%eval -0.41] } { Inaccuracy. e4 was best. } { [%clk 1:14:36] } 10... Qa5 { [%eval -0.44] [%clk 1:02:52] } 11. cxd5?! { [%eval -1.05] } { Inaccuracy. Ng5 was best. } { [%clk 1:06:04] } 11... Nxd5?! { [%eval -0.13] } { Inaccuracy. cxd5 was best. } { [%clk 0:58:17] } 12. Nxd5?! { [%eval -0.72] } { Inaccuracy. Nb1 was best. } { [%clk 1:04:53] } 12... cxd5?! { [%eval 0.06] } { Inaccuracy. exd5 was best. } { [%clk 0:56:32] } 13. Kb1 { [%eval 0.05] [%clk 1:03:37] } 13... Nb6 { [%eval 0.03] [%clk 0:44:20] } 14. Ne5 { [%eval 0.17] [%clk 0:54:37] } 14... Bd6 { [%eval 0.19] [%clk 0:33:17] } 15. e4 { [%eval 0.01] [%clk 0:26:38] } 15... dxe4? { [%eval 1.6] } { Mistake. Bxe5 was best. } { [%clk 0:28:18] } 16. Qxe4 { [%eval 1.62] [%clk 0:25:26] } 16... Qd5 { [%eval 1.77] [%clk 0:26:27] } 17. Qe2 { [%eval 1.34] [%clk 0:22:08] } 17... Qa5? { [%eval 2.66] } { Mistake. Bd7 was best. } { [%clk 0:16:50] } 18. d5 { [%eval 2.7] [%clk 0:16:57] } 18... Nxd5 { [%eval 3.26] [%clk 0:12:10] } 19. Nc4 { [%eval 3.12] [%clk 0:17:12] } 19... Qc5 { [%eval 3.17] [%clk 0:12:05] } 20. Bg2? { [%eval 1.66] } { Mistake. Nxd6+ was best. } { [%clk 0:10:37] } 20... Be7 { [%eval 1.55] [%clk 0:11:08] } 21. Rge1 { [%eval 1.06] [%clk 0:08:43] } 21... Nb6 { [%eval 1.13] [%clk 0:10:24] } 22. Ne5? { [%eval -0.02] } { Mistake. Rc1 was best. } { [%clk 0:08:12] } 22... Nd7?? { [%eval 2.42] } { Blunder. f6 was best. } { [%clk 0:09:21] } 23. Ng4 { [%eval 1.93] [%clk 0:05:02] } 23... Qf5+ { [%eval 2.21] [%clk 0:08:04] } 24. Be4 { [%eval 2.3] [%clk 0:05:18] } 24... Qh5 { [%eval 2.53] [%clk 0:08:25] } 25. Bf3 { [%eval 2.13] [%clk 0:05:02] } 25... Qf5+ { [%eval 2.6] [%clk 0:08:16] } 26. Ka1 { [%eval 2.38] [%clk 0:05:25] } 26... Bg5? { [%eval 4.5] } { Mistake. Qa5 was best. } { [%clk 0:06:02] } 27. Rd5 { [%eval 4.43] [%clk 0:05:30] } 27... e5? { [%eval 8.65] } { Mistake. Qxg4 was best. } { [%clk 0:05:09] } 28. Nxe5 { [%eval 7.73] [%clk 0:05:54] } 28... Qe6 { [%eval #14] [%clk 0:03:52] } 29. Bxg5?? { [%eval 5.25] } { Lost forced checkmate sequence. Nxf7 was best. } { [%clk 0:05:49] } 29... f6?? { [%eval #8] } { Checkmate is now unavoidable. O-O was best. } { [%clk 0:03:02] } 30. Nxd7 { [%eval #7] [%clk 0:05:44] } 30... Qxe2 { [%eval #7] [%clk 0:03:03] } 31. Rxe2+ { [%eval #6] [%clk 0:06:05] } 31... Kf7 { [%eval #6] [%clk 0:03:24] } 32. Bxf6?? { [%eval 6.48] } { Lost forced checkmate sequence. Rd3 was best. } { [%clk 0:06:01] } 32... Re8 { [%eval 6.97] [%clk 0:03:32] } 33. Rxe8 { [%eval 6.89] [%clk 0:06:14] } 33... Kxe8 { [%eval 6.76] [%clk 0:03:56] } 34. Bg4 { [%eval 6.22] [%clk 0:05:53] } 34... Kf7 { [%eval 6.19] [%clk 0:04:05] } 35. Bc3 { [%eval 6.23] [%clk 0:06:16] } 35... h5 { [%eval 6.21] [%clk 0:03:57] } 36. Ne5+ { [%eval 6.25] [%clk 0:06:36] } 36... Ke8 { [%eval 6.23] [%clk 0:03:56] } 37. Bxc8 { [%eval 6.17] [%clk 0:06:50] } 37... Rxc8 { [%eval 6.13] [%clk 0:04:18] } 38. Nxg6 { [%eval 6.1] [%clk 0:07:15] } 38... Rc6 { [%eval 6.27] [%clk 0:04:30] } 39. Nf4 { [%eval 6.24] [%clk 0:07:28] } 39... Kf7 { [%eval 6.5] [%clk 0:04:20] } 40. Rxh5 { [%eval 6.44] [%clk 0:07:44] } 40... Rd6 { [%eval 6.51] [%clk 0:04:23] } 41. a3 { [%eval 6.46] [%clk 0:08:02] } 41... a6 { [%eval 6.64] [%clk 0:03:23] } 42. h4 { [%eval 6.54] [%clk 0:08:10] } 42... b5 { [%eval 6.6] [%clk 0:02:53] } 43. Rh7+ { [%eval 6.57] [%clk 0:08:28] } 43... Ke8 { [%eval 7.13] [%clk 0:02:55] } 44. h5 { [%eval 6.86] [%clk 0:08:51] } 44... Rd1+ { [%eval 8.43] [%clk 0:03:12] } 45. Ka2 { [%eval 7.0] [%clk 0:09:20] } 45... Rh1?? { [%eval #11] } { Checkmate is now unavoidable. b4 was best. } { [%clk 0:03:11] } 46. Bf6 { [%eval #10] [%clk 0:09:36] } 46... Re1 { [%eval #10] [%clk 0:02:32] } 47. h6 { [%eval #9] [%clk 0:10:02] } 47... Re4 { [%eval #5] [%clk 0:02:44] } 48. Re7+ { [%eval #16] [%clk 0:10:28] } 48... Rxe7 { [%eval #15] [%clk 0:03:08] } 49. Bxe7 { [%eval #15] [%clk 0:10:54] } 49... Kxe7 { [%eval #11] [%clk 0:03:26] } 50. h7 { [%eval #10] [%clk 0:11:20] } 50... Kf7 { [%eval #8] [%clk 0:03:42] } 51. h8=Q { [%clk 0:06:12] } 51... Ke7 { [%clk 0:04:03] } 52. Qe5+ { [%clk 0:06:31] } 52... Kf7 { [%clk 0:04:28] } 53. Qe6+ { [%clk 0:06:54] } 53... Kg7 { [%clk 0:04:54] } 54. Qg6+ { [%clk 0:07:15] } 54... Kh8 { [%clk 0:05:18] } 55. Qf7 { [%clk 0:07:38] } 55... a5 { [%clk 0:05:44] } 56. Ng6# { [%clk 0:07:34] } 1-0