Event: Round 5: Zhou, Runyi - Chen, Yuan
Date: 2025-06-19
White: Zhou, Runyi
WhiteElo: 2301
Black: Chen, Yuan
BlackElo: 2298
Result: 1/2-1/2
ECO: B42
Opening: Sicilian Defense: Kan Variation, Polugaevsky Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:55] } 1... c5 { [%eval 0.25] [%clk 1:30:47] } 2. Nf3 { [%eval 0.2] [%clk 1:31:16] } 2... e6 { [%eval 0.28] [%clk 1:31:14] } 3. d4 { [%eval 0.4] [%clk 1:31:43] } 3... cxd4 { [%eval 0.29] [%clk 1:31:38] } 4. Nxd4 { [%eval 0.23] [%clk 1:32:08] } 4... a6 { [%eval 0.42] [%clk 1:32:03] } 5. Bd3 { [%eval 0.45] [%clk 1:32:09] } 5... Bc5 { [%eval 0.42] [%clk 1:32:19] } 6. Nb3 { [%eval 0.34] [%clk 1:32:27] } 6... Ba7 { [%eval 0.36] [%clk 1:32:46] } 7. Qe2 { [%eval 0.34] [%clk 1:31:22] } 7... Nc6 { [%eval 0.49] [%clk 1:33:05] } 8. Nc3 { [%eval 0.44] [%clk 1:31:09] } 8... d6 { [%eval 0.3] [%clk 1:33:03] } 9. Be3 { [%eval 0.3] [%clk 1:29:42] } 9... Nf6 { [%eval 0.54] [%clk 1:33:18] } 10. O-O { [%eval 0.15] [%clk 1:23:01] } 10... O-O { [%eval 0.12] [%clk 1:33:23] } 11. f4 { [%eval 0.13] [%clk 1:17:22] } 11... e5 { [%eval 0.1] [%clk 1:19:48] } 12. Bxa7 { [%eval 0.17] [%clk 1:12:35] } 12... Rxa7 { [%eval 0.23] [%clk 1:20:14] } 13. f5 { [%eval -0.06] [%clk 1:12:28] } 13... Nb4 { [%eval 0.02] [%clk 1:17:45] } 14. Rad1 { [%eval -0.04] [%clk 1:08:31] } 14... b5 { [%eval -0.14] [%clk 1:17:06] } 15. a3 { [%eval -0.03] [%clk 1:05:00] } 15... Nxd3 { [%eval 0.0] [%clk 1:16:13] } 16. Rxd3 { [%eval -0.14] [%clk 1:05:22] } 16... Rd7 { [%eval -0.37] [%clk 1:15:36] } 17. Rfd1 { [%eval -0.64] [%clk 0:55:20] } 17... Bb7 { [%eval -0.62] [%clk 1:15:18] } 18. g4 { [%eval -0.84] [%clk 0:53:49] } 18... Qa8?! { [%eval 0.0] } { Inaccuracy. h6 was best. } { [%clk 1:05:22] } 19. Re1 { [%eval -0.35] [%clk 0:50:49] } 19... g6 { [%eval 0.15] [%clk 0:55:41] } 20. h3?! { [%eval -0.4] } { Inaccuracy. Na5 was best. } { [%clk 0:44:47] } 20... a5 { [%eval -0.48] [%clk 0:51:46] } 21. Nxb5?! { [%eval -1.5] } { Inaccuracy. Nd2 was best. } { [%clk 0:41:38] } 21... Nxe4? { [%eval -0.12] } { Mistake. Qd8 was best. } { [%clk 0:50:26] } 22. Nd2 { [%eval -0.19] [%clk 0:40:40] } 22... gxf5 { [%eval 0.0] [%clk 0:25:27] } 23. Nxe4 { [%eval 0.0] [%clk 0:36:26] } 23... Bxe4 { [%eval 0.0] [%clk 0:20:44] } 24. Rxd6 { [%eval -0.03] [%clk 0:36:46] } 24... Rfd8 { [%eval 0.0] [%clk 0:16:19] } 25. gxf5 { [%eval 0.0] [%clk 0:28:29] } 25... Bxf5 { [%eval 0.0] [%clk 0:16:02] } 26. Qxe5 { [%eval 0.0] [%clk 0:26:35] } 26... f6?! { [%eval 0.66] } { Inaccuracy. Bxc2 was best. } { [%clk 0:02:49] } 27. Qh2?! { [%eval -0.02] } { Inaccuracy. Qxf5 was best. } { [%clk 0:13:16] } 27... Rxd6 { [%eval 0.0] [%clk 0:02:27] } 28. Qg3+ { [%eval -0.12] [%clk 0:09:28] } 28... Bg6 { [%eval -0.16] [%clk 0:02:19] } 29. Nxd6 { [%eval 0.0] [%clk 0:09:54] } 29... Qb8 { [%eval 0.0] [%clk 0:02:38] } 30. Ne4 { [%eval -0.01] [%clk 0:07:34] } 30... Qxb2 { [%eval -0.03] [%clk 0:02:42] } 31. c3 { [%eval -0.06] [%clk 0:06:57] } 1/2-1/2