Event: Caplin Hastings Masters 2023
Site: Horntye Sports Complex, Hastings, United Kingdom
Date: 2023-12-30
White: Zhang, Pengxiang
WhiteTitle: GM
WhiteElo: 2558
Black: Derakhshani, Borna
BlackTitle: FM
BlackElo: 2380
Result: 1-0
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation
Variant: Standard
TimeControl: 40 moves in 100 mins + 50 mins, 30 sec increment from start.

1. e4 { [%eval 0.2] [%clk 1:40:56] } 1... c5 { [%eval 0.33] [%clk 1:39:38] } 2. Nf3 { [%eval 0.17] [%clk 1:41:14] } 2... Nc6 { [%eval 0.29] [%clk 1:40:05] } 3. d4 { [%eval 0.33] [%clk 1:39:50] } 3... cxd4 { [%eval 0.38] [%clk 1:40:31] } 4. Nxd4 { [%eval 0.29] [%clk 1:40:17] } 4... Nf6 { [%eval 0.36] [%clk 1:40:56] } 5. Nc3 { [%eval 0.32] [%clk 1:40:44] } 5... e5 { [%eval 0.13] [%clk 1:41:23] } 6. Ndb5 { [%eval 0.38] [%clk 1:41:11] } 6... d6 { [%eval 0.21] [%clk 1:41:48] } 7. Bg5 { [%eval 0.0] [%clk 1:41:30] } 7... a6 { [%eval 0.25] [%clk 1:42:13] } 8. Na3 { [%eval 0.3] [%clk 1:41:57] } 8... b5 { [%eval 0.28] [%clk 1:42:39] } 9. Nd5 { [%eval 0.29] [%clk 1:42:24] } 9... Be7 { [%eval 0.41] [%clk 1:43:07] } 10. Bxf6 { [%eval 0.39] [%clk 1:42:49] } 10... Bxf6 { [%eval 0.29] [%clk 1:43:32] } 11. c3 { [%eval 0.35] [%clk 1:43:16] } 11... Rb8 { [%eval 0.25] [%clk 1:43:58] } 12. Nc2 { [%eval 0.23] [%clk 1:43:42] } 12... Bg5 { [%eval 0.35] [%clk 1:44:25] } 13. a4 { [%eval 0.28] [%clk 1:43:50] } 13... bxa4 { [%eval 0.42] [%clk 1:44:50] } 14. Ncb4 { [%eval 0.39] [%clk 1:44:17] } 14... Nxb4 { [%eval 0.41] [%clk 1:45:09] } 15. cxb4 { [%eval 0.36] [%clk 1:44:43] } 15... O-O { [%eval 0.44] [%clk 1:45:22] } 16. Rxa4 { [%eval 0.42] [%clk 1:44:28] } 16... a5 { [%eval 0.46] [%clk 1:45:49] } 17. b5 { [%eval 0.25] [%clk 1:44:27] } 17... Bd7 { [%eval 0.22] [%clk 1:46:12] } 18. h4 { [%eval 0.21] [%clk 1:44:51] } 18... Bh6 { [%eval 0.67] [%clk 1:43:15] } 19. Nc3 { [%eval 0.54] [%clk 1:43:56] } 19... d5 { [%eval 0.6] [%clk 1:43:43] } 20. exd5 { [%eval 0.63] [%clk 1:44:17] } 20... Kh8 { [%eval 0.63] [%clk 1:44:04] } 21. Be2 { [%eval 0.45] [%clk 1:42:56] } 21... f5 { [%eval 0.61] [%clk 1:43:24] } 22. g3 { [%eval 0.32] [%clk 1:25:23] } 22... Rb6 { [%eval 0.57] [%clk 1:42:51] } 23. O-O { [%eval 0.4] [%clk 1:19:40] } 23... e4?! { [%eval 1.26] } { Inaccuracy. Rbf6 was best. } { [%clk 1:40:17] } 24. d6 { [%eval 0.94] [%clk 0:52:43] } 24... Be6 { [%eval 1.01] [%clk 0:58:32] } 25. Rd4 { [%eval 1.07] [%clk 0:49:05] } 25... Rf6? { [%eval 2.71] } { Mistake. f4 was best. } { [%clk 0:39:40] } 26. d7 { [%eval 2.51] [%clk 0:42:12] } 26... Bf4 { [%eval 3.01] [%clk 0:36:22] } 27. Nd5?! { [%eval 2.32] } { Inaccuracy. Na4 was best. } { [%clk 0:38:29] } 27... Bxd5 { [%eval 2.16] [%clk 0:35:27] } 28. Rxd5 { [%eval 1.98] [%clk 0:38:56] } 28... Rbd6 { [%eval 2.47] [%clk 0:33:37] } 29. Rxd6 { [%eval 2.15] [%clk 0:11:12] } 29... Rxd6 { [%eval 2.38] [%clk 0:25:17] } 30. Qb3 { [%eval 2.43] [%clk 0:05:34] } 30... Be5?! { [%eval 3.78] } { Inaccuracy. Bd2 was best. } { [%clk 0:24:08] } 31. Qf7?! { [%eval 2.49] } { Inaccuracy. b6 was best. } { [%clk 0:05:35] } 31... Rxd7 { [%eval 2.42] [%clk 0:24:27] } 32. Qxf5 { [%eval 2.56] [%clk 0:06:00] } 32... Bxb2?! { [%eval 3.33] } { Inaccuracy. Bd4 was best. } { [%clk 0:23:41] } 33. Rb1 { [%eval 3.04] [%clk 0:02:16] } 33... Rd2?! { [%eval 4.35] } { Inaccuracy. Bd4 was best. } { [%clk 0:22:26] } 34. b6 { [%eval 5.11] [%clk 0:01:56] } 34... g6 { [%eval 5.34] [%clk 0:22:00] } 35. Qf4 { [%eval 5.87] [%clk 0:01:32] } 35... a4 { [%eval 6.7] [%clk 0:13:27] } 36. b7 { [%eval 6.83] [%clk 0:01:49] } 36... a3?? { [%eval #12] } { Checkmate is now unavoidable. Rxe2 was best. } { [%clk 0:13:50] } 37. b8=Q { [%eval #11] [%clk 0:02:08] } 37... a2 { [%eval #2] [%clk 0:14:16] } 38. Qxb2+? { [%eval 7.73] } { Lost forced checkmate sequence. Qf8+ was best. } { [%clk 0:00:56] } 1-0