Event: Round 5: 龚成勋 - 李博
Site: https://lichess.org/broadcast/-11/round-5/nloo5EoT/PrLYcOBG
Date: 2025-11-07
White: 龚成勋
Black: 李博
BlackTitle: IM
Result: 1/2-1/2
ECO: B41
Opening: Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation
Variant: Standard
TimeControl: 50+10

1. e4 { [%eval 0.18] [%clk 0:50:18] } 1... c5 { [%eval 0.25] [%clk 0:49:44] } 2. Nf3 { [%eval 0.2] [%clk 0:50:16] } 2... e6 { [%eval 0.28] [%clk 0:48:53] } 3. d4 { [%eval 0.4] [%clk 0:49:20] } 3... cxd4 { [%eval 0.29] [%clk 0:49:02] } 4. Nxd4 { [%eval 0.33] [%clk 0:49:25] } 4... a6 { [%eval 0.42] [%clk 0:48:34] } 5. c4 { [%eval 0.21] [%clk 0:49:30] } 5... Nf6 { [%eval 0.43] [%clk 0:47:41] } 6. Nc3 { [%eval 0.25] [%clk 0:49:30] } 6... Qc7 { [%eval 0.5] [%clk 0:46:46] } 7. Be3 { [%eval 0.34] [%clk 0:49:29] } 7... Bb4 { [%eval 0.33] [%clk 0:45:40] } 8. Qd3 { [%eval 0.07] [%clk 0:49:33] } 8... O-O { [%eval 0.0] [%clk 0:43:34] } 9. Be2 { [%eval 0.01] [%clk 0:49:15] } 9... d5 { [%eval 0.34] [%clk 0:41:05] } 10. exd5 { [%eval 0.29] [%clk 0:48:36] } 10... exd5 { [%eval 0.31] [%clk 0:40:40] } 11. O-O { [%eval 0.29] [%clk 0:46:54] } 11... dxc4 { [%eval 0.34] [%clk 0:39:49] } 12. Qxc4 { [%eval 0.29] [%clk 0:46:56] } 12... Qxc4 { [%eval 0.33] [%clk 0:37:54] } 13. Bxc4 { [%eval 0.3] [%clk 0:47:04] } 13... Bxc3 { [%eval 0.28] [%clk 0:34:34] } 14. bxc3 { [%eval 0.24] [%clk 0:47:09] } 14... b5 { [%eval 0.35] [%clk 0:34:00] } 15. Be2 { [%eval 0.36] [%clk 0:46:49] } 15... Bb7 { [%eval 0.74] [%clk 0:33:52] } 16. a4 { [%eval 0.68] [%clk 0:46:40] } 16... bxa4 { [%eval 0.77] [%clk 0:32:41] } 17. Rxa4 { [%eval 0.77] [%clk 0:46:46] } 17... Nbd7 { [%eval 1.17] [%clk 0:32:23] } 18. Bf3? { [%eval 0.0] } { Mistake. c4 was best. } { [%clk 0:45:11] } 18... Bxf3 { [%eval 0.01] [%clk 0:31:52] } 19. Nxf3 { [%eval 0.01] [%clk 0:45:19] } 19... Rfc8 { [%eval 0.04] [%clk 0:31:15] } 20. Rfa1 { [%eval 0.02] [%clk 0:44:38] } 20... Rxc3 { [%eval 0.06] [%clk 0:27:18] } 21. Rxa6 { [%eval -0.04] [%clk 0:44:37] } 21... Rac8 { [%eval 0.02] [%clk 0:26:02] } 22. Ra8 { [%eval 0.01] [%clk 0:43:45] } 22... h6 { [%eval 0.04] [%clk 0:25:45] } 23. h3 { [%eval 0.05] [%clk 0:43:42] } 23... Kh7 { [%eval 0.0] [%clk 0:24:40] } 24. Rxc8 { [%eval 0.02] [%clk 0:43:39] } 24... Rxc8 { [%eval 0.03] [%clk 0:24:47] } 25. Ra7 { [%eval 0.01] [%clk 0:43:35] } 25... Kg8 { [%eval 0.09] [%clk 0:23:54] } 26. Kh2 { [%eval 0.02] [%clk 0:42:34] } 26... Re8 { [%eval 0.02] [%clk 0:22:33] } 27. Bd4 { [%eval 0.02] [%clk 0:41:56] } 27... Re4 { [%eval 0.06] [%clk 0:21:19] } 28. g3 { [%eval 0.04] [%clk 0:40:55] } 28... Re8 { [%eval 0.09] [%clk 0:20:49] } 29. Kg2 { [%eval 0.09] [%clk 0:40:51] } 29... Re4 { [%eval 0.04] [%clk 0:19:52] } 30. Kh2 { [%eval 0.08] [%clk 0:40:57] } 30... Re8 { [%eval 0.12] [%clk 0:17:30] } 1/2-1/2