Event: Biel Chess Festival 2025 Blitz
Site: Biel, Switzerland
Date: 2025-07-20
White: Chen, Muxi
WhiteElo: 1985
Black: Gruenfeld, Yehuda
BlackTitle: GM
BlackElo: 2343
Result: 0-1
ECO: B42
Opening: Sicilian Defense: Kan Variation, Polugaevsky Variation
Variant: Standard
TimeControl: 3 min + 2 sec per move

1. e4 { [%eval 0.18] [%clk 0:03:02] } 1... c5 { [%eval 0.25] [%clk 0:03:04] } 2. Nf3 { [%eval 0.2] [%clk 0:03:03] } 2... e6 { [%eval 0.28] [%clk 0:03:05] } 3. d4 { [%eval 0.4] [%clk 0:03:04] } 3... cxd4 { [%eval 0.29] [%clk 0:03:07] } 4. Nxd4 { [%eval 0.23] [%clk 0:03:05] } 4... a6 { [%eval 0.42] [%clk 0:03:08] } 5. Bd3 { [%eval 0.45] [%clk 0:03:03] } 5... Bc5 { [%eval 0.42] [%clk 0:03:08] } 6. Nb3 { [%eval 0.34] [%clk 0:03:04] } 6... Be7 { [%eval 0.58] [%clk 0:03:10] } 7. O-O { [%eval 0.65] [%clk 0:02:55] } 7... d6 { [%eval 0.47] [%clk 0:03:11] } 8. c4 { [%eval 0.68] [%clk 0:02:51] } 8... Nf6 { [%eval 0.63] [%clk 0:03:11] } 9. Nc3 { [%eval 0.68] [%clk 0:02:50] } 9... O-O { [%eval 0.76] [%clk 0:03:09] } 10. Be3 { [%eval 0.64] [%clk 0:02:49] } 10... Nbd7 { [%eval 0.63] [%clk 0:03:05] } 11. Rc1 { [%eval 0.5] [%clk 0:02:41] } 11... b6 { [%eval 0.61] [%clk 0:03:05] } 12. f3 { [%eval 0.47] [%clk 0:02:39] } 12... Bb7 { [%eval 0.55] [%clk 0:03:06] } 13. Qd2 { [%eval 0.49] [%clk 0:02:35] } 13... Re8 { [%eval 0.44] [%clk 0:03:07] } 14. Rfd1 { [%eval 0.51] [%clk 0:02:33] } 14... Rc8 { [%eval 0.46] [%clk 0:03:08] } 15. Bf1 { [%eval 0.45] [%clk 0:02:31] } 15... Qc7 { [%eval 0.42] [%clk 0:03:08] } 16. Qf2 { [%eval 0.41] [%clk 0:02:30] } 16... Qb8 { [%eval 0.47] [%clk 0:02:59] } 17. a4 { [%eval 0.13] [%clk 0:02:04] } 17... Bc6 { [%eval 0.42] [%clk 0:02:43] } 18. Kh1 { [%eval 0.49] [%clk 0:02:03] } 18... Nc5 { [%eval 0.56] [%clk 0:02:42] } 19. Nxc5?! { [%eval -0.11] } { Inaccuracy. Nd4 was best. } { [%clk 0:01:56] } 19... bxc5 { [%eval -0.24] [%clk 0:02:41] } 20. g3?! { [%eval -1.01] } { Inaccuracy. Rb1 was best. } { [%clk 0:01:42] } 20... Qb7 { [%eval -0.69] [%clk 0:02:40] } 21. Bg2 { [%eval -0.92] [%clk 0:01:39] } 21... d5?! { [%eval -0.06] } { Inaccuracy. h6 was best. } { [%clk 0:02:13] } 22. cxd5 { [%eval -0.16] [%clk 0:01:26] } 22... exd5 { [%eval -0.06] [%clk 0:02:14] } 23. exd5 { [%eval 0.0] [%clk 0:01:27] } 23... Nxd5 { [%eval -0.09] [%clk 0:02:14] } 24. Nxd5 { [%eval -0.42] [%clk 0:01:18] } 24... Bxd5 { [%eval -0.48] [%clk 0:02:15] } 25. f4? { [%eval -1.74] } { Mistake. a5 was best. } { [%clk 0:01:15] } 25... Bxg2+ { [%eval -1.72] [%clk 0:02:10] } 26. Qxg2 { [%eval -1.71] [%clk 0:01:16] } 26... Qb3 { [%eval -1.55] [%clk 0:02:05] } 27. Qf2?! { [%eval -2.53] } { Inaccuracy. Bg1 was best. } { [%clk 0:01:06] } 27... c4?! { [%eval -1.45] } { Inaccuracy. Bf6 was best. } { [%clk 0:01:58] } 28. a5 { [%eval -1.6] [%clk 0:00:46] } 28... Bf8 { [%eval -1.09] [%clk 0:01:59] } 29. Bb6 { [%eval -1.13] [%clk 0:00:37] } 29... Qb5?! { [%eval -0.4] } { Inaccuracy. h5 was best. } { [%clk 0:01:44] } 30. Re1? { [%eval -1.72] } { Mistake. Qg2 was best. } { [%clk 0:00:32] } 30... Bb4 { [%eval -1.86] [%clk 0:01:37] } 31. Rxe8+ { [%eval -1.85] [%clk 0:00:28] } 31... Rxe8 { [%eval -1.73] [%clk 0:01:37] } 32. Qd4?? { [%eval -5.0] } { Blunder. Qf1 was best. } { [%clk 0:00:24] } 32... c3?? { [%eval -0.02] } { Blunder. Qc6+ was best. } { [%clk 0:01:17] } 33. bxc3 { [%eval -0.08] [%clk 0:00:21] } 33... Bxa5 { [%eval -0.02] [%clk 0:01:18] } 34. Bxa5 { [%eval -0.11] [%clk 0:00:20] } 34... Qxa5 { [%eval -0.06] [%clk 0:01:19] } 35. Qd7 { [%eval -0.14] [%clk 0:00:16] } 35... Rf8 { [%eval 0.0] [%clk 0:01:14] } 36. c4 { [%eval -0.05] [%clk 0:00:16] } 36... Qa3 { [%eval 0.0] [%clk 0:01:10] } 37. Rf1 { [%eval -0.11] [%clk 0:00:14] } 37... h6 { [%eval -0.22] [%clk 0:01:08] } 38. Qc7 { [%eval -0.53] [%clk 0:00:13] } 38... Qd3 { [%eval -0.12] [%clk 0:01:06] } 39. Rf2 { [%eval -0.25] [%clk 0:00:11] } 39... Re8 { [%eval -0.07] [%clk 0:01:05] } 40. Qc6 { [%eval 0.0] [%clk 0:00:11] } 40... Re1+ { [%eval 0.0] [%clk 0:00:49] } 41. Kg2 { [%eval 0.0] [%clk 0:00:12] } 41... a5 { [%eval 0.0] [%clk 0:00:50] } 42. c5 { [%eval -0.51] [%clk 0:00:11] } 42... Qc4 { [%eval 0.0] [%clk 0:00:44] } 43. Qa8+ { [%eval 0.0] [%clk 0:00:09] } 43... Kh7 { [%eval 0.0] [%clk 0:00:43] } 44. Qxa5 { [%eval 0.0] [%clk 0:00:10] } 44... Qe4+ { [%eval 0.0] [%clk 0:00:43] } 45. Kh3 { [%eval 0.0] [%clk 0:00:10] } 45... Rg1 { [%eval 0.0] [%clk 0:00:41] } 46. c6 { [%eval 0.0] [%clk 0:00:07] } 46... Qe6+ { [%eval 0.0] [%clk 0:00:36] } 47. f5 { [%eval 0.0] [%clk 0:00:07] } 0-1