Event: British Chess Championships 2023: Major Open
Site: The Venue, De Montfort University, United Kingdom
Date: 2023-07-22
White: Sivanandan, Bodhana
WhiteElo: 1834
Black: Lewis, Andrew P
BlackElo: 2235
Result: 0-1
ECO: B23
Opening: Sicilian Defense: Grand Prix Attack
Variant: Standard
TimeControl: 40 moves in 90 + 30 min with 30 seconds added per move

1. e4 { [%eval 0.36] [%clk 1:30:49] } 1... c5 { [%eval 0.32] [%clk 1:30:46] } 2. Nc3 { [%eval 0.24] [%clk 1:30:07] } 2... Nc6 { [%eval 0.41] [%clk 1:31:06] } 3. f4?! { [%eval -0.22] } { Inaccuracy. Nf3 was best. } { [%clk 1:30:10] } 3... e6 { [%eval -0.12] [%clk 1:31:26] } 4. Nf3 { [%eval -0.13] [%clk 1:30:12] } 4... a6 { [%eval 0.1] [%clk 1:31:43] } 5. g3 { [%eval 0.0] [%clk 1:29:21] } 5... d5 { [%eval 0.0] [%clk 1:31:41] } 6. d3 { [%eval -0.12] [%clk 1:28:48] } 6... Nf6 { [%eval 0.0] [%clk 1:31:52] } 7. e5 { [%eval -0.09] [%clk 1:27:43] } 7... Ng4 { [%eval 0.0] [%clk 1:28:09] } 8. Bg2 { [%eval -0.09] [%clk 1:23:54] } 8... h5 { [%eval 0.0] [%clk 1:25:13] } 9. O-O { [%eval -0.52] [%clk 1:15:21] } 9... Be7 { [%eval -0.11] [%clk 1:24:22] } 10. h3 { [%eval -0.5] [%clk 1:13:22] } 10... Nh6 { [%eval -0.59] [%clk 1:24:03] } 11. Ne2 { [%eval -0.55] [%clk 1:05:59] } 11... Bd7?! { [%eval 0.19] } { Inaccuracy. Nf5 was best. } { [%clk 1:16:35] } 12. d4?! { [%eval -0.51] } { Inaccuracy. Be3 was best. } { [%clk 0:58:56] } 12... Nf5 { [%eval -0.5] [%clk 1:14:00] } 13. c3 { [%eval -0.7] [%clk 0:55:31] } 13... cxd4 { [%eval -0.73] [%clk 1:12:30] } 14. Nfxd4 { [%eval -0.98] [%clk 0:54:15] } 14... Ncxd4 { [%eval -1.18] [%clk 1:11:15] } 15. cxd4 { [%eval -1.58] [%clk 0:53:03] } 15... Bb5 { [%eval -1.61] [%clk 1:10:31] } 16. Kh2 { [%eval -1.56] [%clk 0:48:58] } 16... h4 { [%eval -1.59] [%clk 1:07:48] } 17. g4 { [%eval -1.57] [%clk 0:42:59] } 17... Ng3 { [%eval -1.51] [%clk 1:07:57] } 18. Nxg3 { [%eval -1.47] [%clk 0:42:15] } 18... hxg3+ { [%eval -1.49] [%clk 1:08:17] } 19. Kxg3 { [%eval -1.65] [%clk 0:42:37] } 19... Bxf1?! { [%eval -0.7] } { Inaccuracy. Bh4+ was best. } { [%clk 1:08:39] } 20. Qxf1? { [%eval -2.1] } { Mistake. Bxf1 was best. } { [%clk 0:42:12] } 20... Qb6 { [%eval -2.31] [%clk 1:04:22] } 21. Qd3 { [%eval -1.96] [%clk 0:40:46] } 21... Rc8 { [%eval -2.1] [%clk 1:00:21] } 22. Kh2?! { [%eval -3.21] } { Inaccuracy. Rb1 was best. } { [%clk 0:39:48] } 22... Rc4 { [%eval -3.42] [%clk 0:57:17] } 23. Be3 { [%eval -3.39] [%clk 0:35:04] } 23... Qxb2 { [%eval -3.67] [%clk 0:51:07] } 24. Rb1 { [%eval -3.72] [%clk 0:34:21] } 24... Qc2?! { [%eval -2.91] } { Inaccuracy. Rc3 was best. } { [%clk 0:46:02] } 25. Qxc2 { [%eval -2.95] [%clk 0:34:09] } 25... Rxc2 { [%eval -2.73] [%clk 0:46:27] } 26. Rxb7 { [%eval -2.73] [%clk 0:34:26] } 26... Rxa2 { [%eval -2.56] [%clk 0:44:23] } 27. Rb8+ { [%eval -3.15] [%clk 0:33:30] } 27... Bd8 { [%eval -3.38] [%clk 0:44:17] } 28. f5 { [%eval -3.37] [%clk 0:32:04] } 28... O-O { [%eval -3.82] [%clk 0:43:24] } 29. Rb7 { [%eval -4.03] [%clk 0:27:00] } 29... Bh4 { [%eval -4.07] [%clk 0:39:21] } 30. Bf4?! { [%eval -5.23] } { Inaccuracy. g5 was best. } { [%clk 0:24:36] } 30... Rc8 { [%eval -5.34] [%clk 0:37:25] } 31. Bg3 { [%eval -5.51] [%clk 0:24:10] } 31... Rcc2 { [%eval -5.52] [%clk 0:32:05] } 32. Bxh4 { [%eval -5.46] [%clk 0:23:07] } 32... Rxg2+ { [%eval -5.46] [%clk 0:32:25] } 33. Kh1 { [%eval -5.56] [%clk 0:23:21] } 33... Rgb2 { [%eval -5.44] [%clk 0:30:26] } 34. Rxb2 { [%eval -5.41] [%clk 0:23:23] } 34... Rxb2 { [%eval -5.42] [%clk 0:30:50] } 35. Be7 { [%eval -5.49] [%clk 0:22:56] } 35... a5 { [%eval -5.51] [%clk 0:30:53] } 36. fxe6 { [%eval -5.99] [%clk 0:22:30] } 36... fxe6 { [%eval -6.42] [%clk 0:31:06] } 37. Bc5 { [%eval -5.85] [%clk 0:22:05] } 37... a4 { [%eval -6.43] [%clk 0:31:23] } 38. h4 { [%eval -6.62] [%clk 0:22:19] } 38... Rb3 { [%eval -7.46] [%clk 0:31:43] } 39. Kg2 { [%eval -7.66] [%clk 0:22:37] } 39... a3 { [%eval -7.65] [%clk 0:32:04] } 40. Bxa3 { [%eval -7.52] [%clk 0:22:47] } 40... Rxa3 { [%eval -7.7] [%clk 0:32:24] } 41. h5 { [%eval -7.77] [%clk 0:22:42] } 41... Rd3 { [%eval -7.84] [%clk 0:32:34] } 42. g5?! { [%eval -36.72] } { Inaccuracy. Kf2 was best. } { [%clk 0:22:58] } 42... Rxd4 { [%eval -70.48] [%clk 0:32:48] } 43. Kg3?! { [%eval #-19] } { Checkmate is now unavoidable. Kf3 was best. } { [%clk 0:23:04] } 43... Re4 { [%eval -66.88] [%clk 0:33:05] } 44. g6?! { [%eval #-10] } { Checkmate is now unavoidable. Kf3 was best. } { [%clk 0:23:09] } 44... d4 { [%eval #-9] [%clk 0:33:10] } 45. Kf3 { [%eval #-9] [%clk 0:23:23] } 45... Re1 { [%eval #-9] [%clk 0:32:58] } 46. Kg4 { [%eval #-7] [%clk 0:23:24] } 46... d3 { [%eval #-6] [%clk 0:33:04] } 47. Kh4 { [%eval #-6] [%clk 0:23:39] } 47... Rg1 { [%eval #-5] [%clk 0:32:53] } 48. Kh3 { [%eval #-5] [%clk 0:24:03] } 48... d2 { [%eval #-4] [%clk 0:32:42] } 49. Kh2 { [%eval #-4] [%clk 0:24:25] } 49... d1=Q { [%eval #-3] [%clk 0:32:21] } 50. Kh3 { [%eval #-1] [%clk 0:24:47] } 50... Qxh5# { [%clk 0:32:39] } 0-1