Event: Biel Chess Festival 2025 Rapid
Site: Biel, Switzerland
Date: 2025-07-13
White: Chen, Muxi
WhiteElo: 1979
Black: Jordan, Christina
BlackElo: 1710
Result: 1-0
ECO: B92
Opening: Sicilian Defense: Najdorf Variation, Opocensky Variation
Variant: Standard
TimeControl: 15 min + 5 sec per move

1. e4 { [%eval 0.18] [%clk 0:14:08] } 1... c5 { [%eval 0.25] [%clk 0:15:09] } 2. Nf3 { [%eval 0.2] [%clk 0:14:10] } 2... d6 { [%eval 0.31] [%clk 0:15:13] } 3. d4 { [%eval 0.22] [%clk 0:14:06] } 3... cxd4 { [%eval 0.19] [%clk 0:15:17] } 4. Nxd4 { [%eval 0.18] [%clk 0:14:10] } 4... Nf6 { [%eval 0.31] [%clk 0:15:21] } 5. Nc3 { [%eval 0.32] [%clk 0:14:13] } 5... a6 { [%eval 0.28] [%clk 0:15:25] } 6. Be2 { [%eval 0.14] [%clk 0:14:17] } 6... e5 { [%eval 0.14] [%clk 0:15:28] } 7. Nb3 { [%eval 0.09] [%clk 0:14:20] } 7... Be7 { [%eval 0.14] [%clk 0:15:33] } 8. Be3 { [%eval 0.3] [%clk 0:14:24] } 8... Be6 { [%eval 0.33] [%clk 0:15:36] } 9. Nd5 { [%eval 0.29] [%clk 0:14:26] } 9... Bxd5 { [%eval 0.57] [%clk 0:15:37] } 10. exd5 { [%eval 0.56] [%clk 0:14:28] } 10... Nbd7 { [%eval 0.47] [%clk 0:15:41] } 11. Qd2 { [%eval 0.22] [%clk 0:14:23] } 11... Rc8 { [%eval 0.15] [%clk 0:15:35] } 12. Na5 { [%eval 0.05] [%clk 0:14:17] } 12... Qc7 { [%eval 0.09] [%clk 0:15:24] } 13. c4 { [%eval -0.14] [%clk 0:14:20] } 13... O-O?! { [%eval 0.56] } { Inaccuracy. Ne4 was best. } { [%clk 0:14:27] } 14. O-O { [%eval 0.04] [%clk 0:14:20] } 14... Nb8? { [%eval 1.56] } { Mistake. Ne4 was best. } { [%clk 0:13:50] } 15. b4 { [%eval 1.54] [%clk 0:14:09] } 15... b6 { [%eval 1.67] [%clk 0:13:47] } 16. Nb3 { [%eval 1.61] [%clk 0:14:13] } 16... Nbd7 { [%eval 1.99] [%clk 0:13:50] } 17. Rac1?! { [%eval 1.03] } { Inaccuracy. a4 was best. } { [%clk 0:14:09] } 17... Qb8 { [%eval 1.54] [%clk 0:12:41] } 18. a4 { [%eval 1.67] [%clk 0:13:59] } 18... Ne4 { [%eval 1.92] [%clk 0:12:34] } 19. Qd3 { [%eval 1.99] [%clk 0:13:50] } 19... f5 { [%eval 2.02] [%clk 0:12:37] } 20. f3 { [%eval 1.97] [%clk 0:13:35] } 20... Nef6?! { [%eval 2.81] } { Inaccuracy. f4 was best. } { [%clk 0:12:19] } 21. Qxf5 { [%eval 2.75] [%clk 0:13:29] } 21... Kh8 { [%eval 2.73] [%clk 0:12:09] } 22. Qd3 { [%eval 2.61] [%clk 0:13:27] } 22... Nh5 { [%eval 2.81] [%clk 0:11:31] } 23. g3 { [%eval 2.8] [%clk 0:13:17] } 23... Nhf6 { [%eval 2.69] [%clk 0:11:09] } 24. Qb1 { [%eval 2.44] [%clk 0:13:09] } 24... Rce8 { [%eval 2.7] [%clk 0:10:55] } 25. a5 { [%eval 2.43] [%clk 0:13:09] } 25... b5 { [%eval 2.56] [%clk 0:10:25] } 26. cxb5 { [%eval 2.1] [%clk 0:12:17] } 26... Nxd5 { [%eval 2.02] [%clk 0:10:27] } 27. Qd3 { [%eval 1.67] [%clk 0:12:05] } 27... Nxe3 { [%eval 1.67] [%clk 0:10:29] } 28. Qxe3 { [%eval 1.68] [%clk 0:12:08] } 28... axb5 { [%eval 1.72] [%clk 0:10:18] } 29. Qd3 { [%eval 1.66] [%clk 0:12:07] } 29... Qa7+ { [%eval 1.63] [%clk 0:10:07] } 30. Kg2 { [%eval 1.76] [%clk 0:12:10] } 30... Rb8 { [%eval 1.75] [%clk 0:10:10] } 31. Qd5?! { [%eval 1.09] } { Inaccuracy. Rc6 was best. } { [%clk 0:11:06] } 31... Nf6 { [%eval 1.01] [%clk 0:09:24] } 32. Qd2 { [%eval 0.98] [%clk 0:11:09] } 32... Qb7 { [%eval 1.1] [%clk 0:08:51] } 33. Rc2 { [%eval 0.98] [%clk 0:10:33] } 33... Rfc8 { [%eval 1.52] [%clk 0:08:19] } 34. Rfc1 { [%eval 1.67] [%clk 0:10:20] } 34... Rxc2 { [%eval 1.54] [%clk 0:08:03] } 35. Qxc2 { [%eval 1.72] [%clk 0:09:47] } 35... Nd5 { [%eval 1.58] [%clk 0:07:53] } 36. Qd2 { [%eval 1.53] [%clk 0:09:36] } 36... h6 { [%eval 2.01] [%clk 0:07:07] } 37. Bd3?? { [%eval -2.98] } { Blunder. a6 was best. } { [%clk 0:09:20] } 37... Bg5 { [%eval -2.88] [%clk 0:07:08] } 38. Qe1 { [%eval -2.87] [%clk 0:09:00] } 38... Bxc1 { [%eval -2.67] [%clk 0:06:40] } 39. Nxc1 { [%eval -2.81] [%clk 0:09:04] } 39... Nf6 { [%eval -2.49] [%clk 0:06:33] } 40. Ne2?! { [%eval -3.63] } { Inaccuracy. h4 was best. } { [%clk 0:08:56] } 40... Qd5? { [%eval -2.18] } { Mistake. e4 was best. } { [%clk 0:06:32] } 41. Qc3?! { [%eval -3.54] } { Inaccuracy. Qd2 was best. } { [%clk 0:08:16] } 41... e4 { [%eval -3.31] [%clk 0:05:34] } 42. Nf4 { [%eval -3.55] [%clk 0:07:55] } 42... Qa2+ { [%eval -3.37] [%clk 0:05:37] } 43. Bc2 { [%eval -3.81] [%clk 0:07:31] } 43... d5? { [%eval -2.2] } { Mistake. Qc4 was best. } { [%clk 0:04:20] } 44. Qc7?! { [%eval -3.51] } { Inaccuracy. Qb3 was best. } { [%clk 0:06:12] } 44... Re8 { [%eval -3.47] [%clk 0:04:10] } 45. fxe4 { [%eval -3.72] [%clk 0:05:36] } 45... dxe4 { [%eval -3.92] [%clk 0:04:07] } 46. Kh3 { [%eval -4.24] [%clk 0:05:08] } 46... Qc4?! { [%eval -2.82] } { Inaccuracy. Qa1 was best. } { [%clk 0:02:48] } 47. Qxc4 { [%eval -3.16] [%clk 0:04:36] } 47... bxc4 { [%eval -3.05] [%clk 0:02:52] } 48. b5 { [%eval -3.09] [%clk 0:04:36] } 48... e3 { [%eval -3.15] [%clk 0:02:51] } 49. Ne2?! { [%eval -4.34] } { Inaccuracy. b6 was best. } { [%clk 0:04:22] } 49... Rd8?? { [%eval -2.04] } { Blunder. Re5 was best. } { [%clk 0:02:16] } 50. a6?! { [%eval -2.73] } { Inaccuracy. b6 was best. } { [%clk 0:04:19] } 50... Nd5 { [%eval -2.25] [%clk 0:02:05] } 51. Kg2 { [%eval -2.79] [%clk 0:03:57] } 51... Nc7 { [%eval -2.91] [%clk 0:01:31] } 52. Ba4 { [%eval -3.39] [%clk 0:03:57] } 52... Rd2 { [%eval -3.35] [%clk 0:01:17] } 53. Kf3 { [%eval -3.0] [%clk 0:03:37] } 53... Ra2?! { [%eval -1.83] } { Inaccuracy. Nd5 was best. } { [%clk 0:01:11] } 54. a7? { [%eval -3.61] } { Mistake. b6 was best. } { [%clk 0:03:15] } 54... Rxa4 { [%clk 0:00:42] } 55. b6 { [%clk 0:03:19] } 55... Ne6 { [%clk 0:00:46] } 56. b7 { [%clk 0:03:14] } 1-0