Event: Biel Chess Festival 2025 Rapid
Site: Biel, Switzerland
Date: 2025-07-13
White: Chen, Zhi
WhiteElo: 2027
Black: Ding, Shirui
BlackElo: 1829
Result: 1-0
ECO: D87
Opening: Grünfeld Defense: Exchange Variation, Spassky Variation
Variant: Standard
TimeControl: 15 min + 5 sec per move

1. d4 { [%eval 0.17] [%clk 0:15:07] } 1... Nf6 { [%eval 0.19] [%clk 0:15:07] } 2. c4 { [%eval 0.18] [%clk 0:15:06] } 2... g6 { [%eval 0.28] [%clk 0:15:09] } 3. Nc3 { [%eval 0.18] [%clk 0:14:56] } 3... d5 { [%eval 0.28] [%clk 0:15:04] } 4. cxd5 { [%eval 0.21] [%clk 0:14:44] } 4... Nxd5 { [%eval 0.17] [%clk 0:15:05] } 5. e4 { [%eval 0.2] [%clk 0:14:43] } 5... Nxc3 { [%eval 0.22] [%clk 0:15:05] } 6. bxc3 { [%eval 0.17] [%clk 0:14:46] } 6... Bg7 { [%eval 0.17] [%clk 0:15:06] } 7. Bc4 { [%eval 0.13] [%clk 0:14:38] } 7... c5 { [%eval 0.16] [%clk 0:14:59] } 8. Ne2 { [%eval 0.22] [%clk 0:14:29] } 8... O-O { [%eval 0.31] [%clk 0:14:54] } 9. O-O { [%eval 0.3] [%clk 0:14:20] } 9... Qc7 { [%eval 0.74] [%clk 0:14:45] } 10. Bb3 { [%eval 0.44] [%clk 0:13:24] } 10... Nd7 { [%eval 0.63] [%clk 0:13:58] } 11. Be3 { [%eval 0.27] [%clk 0:13:32] } 11... b6?! { [%eval 1.04] } { Inaccuracy. b5 was best. } { [%clk 0:13:25] } 12. e5 { [%eval 1.11] [%clk 0:12:08] } 12... e6 { [%eval 1.22] [%clk 0:12:42] } 13. Nf4 { [%eval 1.17] [%clk 0:12:22] } 13... c4?! { [%eval 2.03] } { Inaccuracy. Ba6 was best. } { [%clk 0:12:26] } 14. Bc2 { [%eval 1.98] [%clk 0:12:16] } 14... Bb7 { [%eval 1.9] [%clk 0:12:16] } 15. Qg4 { [%eval 2.22] [%clk 0:11:47] } 15... Rfd8 { [%eval 2.61] [%clk 0:08:33] } 16. h4 { [%eval 2.84] [%clk 0:10:50] } 16... h5 { [%eval 2.83] [%clk 0:06:37] } 17. Nxe6 { [%eval 2.79] [%clk 0:07:26] } 17... fxe6? { [%eval 4.91] } { Mistake. Nxe5 was best. } { [%clk 0:03:22] } 18. Qxe6+ { [%eval 4.8] [%clk 0:07:19] } 18... Kh8 { [%eval 5.67] [%clk 0:02:52] } 19. Qxg6 { [%eval 5.69] [%clk 0:06:48] } 19... Nf8 { [%eval 5.62] [%clk 0:02:37] } 20. Qxh5+ { [%eval 5.53] [%clk 0:06:41] } 20... Kg8 { [%eval 5.55] [%clk 0:03:01] } 21. Qg5 { [%eval 4.47] [%clk 0:05:47] } 21... Ne6 { [%eval 5.32] [%clk 0:02:28] } 22. Qg4 { [%eval 5.36] [%clk 0:04:40] } 22... Bc8 { [%eval 5.48] [%clk 0:01:44] } 23. Qe4 { [%eval 4.93] [%clk 0:04:06] } 23... Rb8?! { [%eval 6.34] } { Inaccuracy. Bf8 was best. } { [%clk 0:00:45] } 24. h5 { [%eval 5.36] [%clk 0:03:18] } 24... Bh8 { [%eval 6.2] [%clk 0:01:45] } 25. h6 { [%eval 6.13] [%clk 0:02:46] } 25... Kf8 { [%eval 6.56] [%clk 0:01:21] } 26. f4 { [%eval 6.45] [%clk 0:01:43] } 26... Bb7 { [%eval 6.53] [%clk 0:01:08] } 27. Qf5+ { [%eval 6.28] [%clk 0:01:23] } 27... Qf7 { [%eval 6.17] [%clk 0:01:08] } 28. g4?! { [%eval 4.52] } { Inaccuracy. Qg4 was best. } { [%clk 0:00:50] } 28... Rd7?! { [%eval 5.78] } { Inaccuracy. Qxf5 was best. } { [%clk 0:00:57] } 29. g5 { [%eval 5.6] [%clk 0:00:27] } 29... Qxf5 { [%eval 5.52] [%clk 0:00:29] } 30. Bxf5 { [%eval 5.57] [%clk 0:00:30] } 30... Ke7 { [%eval 5.84] [%clk 0:00:31] } 31. Bxe6 { [%eval 5.97] [%clk 0:00:13] } 31... Kxe6 { [%eval 5.77] [%clk 0:00:33] } 32. f5+ { [%eval 5.82] [%clk 0:00:15] } 32... Kd5 { [%eval 5.4] [%clk 0:00:35] } 33. f6 { [%eval 5.07] [%clk 0:00:12] } 33... Ke6 { [%clk 0:00:33] } 34. g6 1-0