Event: Biel Chess Festival 2025 Swiss CHampionship 960
Site: Biel, Switzerland
Date: 2025-07-12
White: Chen, Muxi
WhiteElo: 2224
Black: Kostopoulos, Evaggelos
BlackElo: 2011
Result: 0-1
Variant: Fischerandom
TimeControl: 15 min + 5 sec per move

1. b3 { [%eval 0.25] [%clk 0:15:04] } 1... b6 { [%eval 0.25] [%clk 0:15:02] } 2. e4 { [%eval 0.25] [%clk 0:14:49] } 2... c5 { [%eval 0.71] [%clk 0:14:37] } 3. Nc3 { [%eval 0.49] [%clk 0:14:03] } 3... Nc6 { [%eval 0.63] [%clk 0:14:02] } 4. O-O?! { [%eval -0.33] } { Inaccuracy. h4 was best. } { [%clk 0:13:39] } 4... e6 { [%eval -0.17] [%clk 0:13:28] } 5. Nd3 { [%eval -0.06] [%clk 0:12:40] } 5... g5 { [%eval 0.46] [%clk 0:12:38] } 6. Nd5?? { [%eval -1.4] } { Blunder. Nb5 was best. } { [%clk 0:10:47] } 6... Nd4 { [%eval -1.4] [%clk 0:07:50] } 7. c3?! { [%eval -2.48] } { Inaccuracy. Nc3 was best. } { [%clk 0:10:17] } 7... exd5 { [%eval -2.48] [%clk 0:07:40] } 8. cxd4 { [%eval -2.49] [%clk 0:10:20] } 8... Rxe4?? { [%eval -0.12] } { Blunder. dxe4 was best. } { [%clk 0:06:36] } 9. Bf3?! { [%eval -0.68] } { Inaccuracy. h3 was best. } { [%clk 0:08:55] } 9... Rxe1 { [%eval -0.83] [%clk 0:06:23] } 10. Rxe1 { [%eval -0.71] [%clk 0:08:58] } 10... Bf6?! { [%eval 0.26] } { Inaccuracy. g4 was best. } { [%clk 0:06:28] } 11. Ne5 { [%eval 0.31] [%clk 0:08:16] } 11... Kg7?? { [%eval 3.05] } { Blunder. Bxe5 was best. } { [%clk 0:04:26] } 12. Nxd7 { [%eval 2.38] [%clk 0:07:30] } 12... Bxd4 { [%eval 2.3] [%clk 0:04:30] } 13. Bxd4+ { [%eval 2.69] [%clk 0:07:13] } 13... cxd4 { [%eval 2.64] [%clk 0:04:35] } 14. h4 { [%eval 2.64] [%clk 0:07:12] } 14... h6?! { [%eval 3.78] } { Inaccuracy. Re8 was best. } { [%clk 0:04:29] } 15. Qh2 { [%eval 3.68] [%clk 0:06:00] } 15... Re8 { [%eval 3.14] [%clk 0:04:34] } 16. Re5 { [%eval 3.03] [%clk 0:05:55] } 16... Bc6 { [%eval 3.09] [%clk 0:02:03] } 17. hxg5?? { [%eval 0.0] } { Blunder. Bg4 was best. } { [%clk 0:01:41] } 17... Bxd7 { [%eval 0.0] [%clk 0:02:07] } 18. Rxe8?? { [%eval -2.65] } { Blunder. Bxd5 was best. } { [%clk 0:01:45] } 18... Qxe8 { [%eval -2.7] [%clk 0:01:50] } 19. Qxh6+ { [%eval -2.82] [%clk 0:01:26] } 19... Kg8 { [%eval -2.61] [%clk 0:01:48] } 20. g6 { [%eval -2.67] [%clk 0:01:00] } 20... fxg6 { [%eval -2.54] [%clk 0:01:08] } 21. Bxd5+ { [%eval -2.56] [%clk 0:00:48] } 21... Be6 { [%eval -2.56] [%clk 0:01:13] } 22. Qg5 { [%eval -2.46] [%clk 0:00:34] } 22... Bxd5 { [%eval -2.56] [%clk 0:00:15] } 23. Qxd5+ { [%eval -2.54] [%clk 0:00:38] } 23... Kh7 { [%eval -2.26] [%clk 0:00:11] } 24. Qxd4 { [%eval -2.41] [%clk 0:00:37] } 24... Ne7 { [%eval -2.28] [%clk 0:00:09] } 25. Qh4+ { [%eval -2.44] [%clk 0:00:30] } 25... Kg8 { [%eval -2.46] [%clk 0:00:10] } 26. Qe4 { [%eval -2.53] [%clk 0:00:24] } 26... Qd7 { [%eval -2.46] [%clk 0:00:07] } 27. d4 { [%eval -2.87] [%clk 0:00:21] } 27... Kf7 { [%eval -2.62] [%clk 0:00:05] } 28. Qh4?! { [%eval -3.51] } { Inaccuracy. Qf4+ was best. } { [%clk 0:00:11] } 28... Qf5 { [%eval -3.48] [%clk 0:00:10] } 29. Qh7+ { [%eval -3.55] [%clk 0:00:08] } 29... Ke6 { [%eval -3.52] [%clk 0:00:11] } 30. Qh8 { [%eval -4.05] [%clk 0:00:12] } 30... Qf6?! { [%eval -3.21] } { Inaccuracy. Qb1+ was best. } { [%clk 0:00:11] } 31. Qh3+ { [%eval -3.43] [%clk 0:00:15] } 31... Kd6 { [%eval -3.43] [%clk 0:00:12] } 32. Qg3+ { [%eval -3.29] [%clk 0:00:16] } 32... Kd5 { [%eval -3.55] [%clk 0:00:13] } 33. Qc7 { [%eval -3.55] [%clk 0:00:15] } 33... Nc6 { [%eval -3.58] [%clk 0:00:11] } 34. Qd7+ { [%eval -3.55] [%clk 0:00:13] } 34... Qd6 { [%eval -3.5] [%clk 0:00:08] } 35. Qf7+ { [%eval -3.58] [%clk 0:00:15] } 35... Kxd4 { [%eval -3.56] [%clk 0:00:16] } 36. Qc4+ { [%eval -3.58] [%clk 0:00:18] } 36... Ke5 { [%eval -3.54] [%clk 0:00:17] } 37. Qc3+ { [%eval -3.57] [%clk 0:00:13] } 37... Nd4 { [%eval -3.57] [%clk 0:00:20] } 38. Qg3+ { [%eval -3.67] [%clk 0:00:17] } 38... Kd5 { [%eval -3.6] [%clk 0:00:23] } 39. Qg5+ { [%eval -3.61] [%clk 0:00:19] } 39... Kc6 { [%eval -3.58] [%clk 0:00:23] } 40. Qc1+ { [%eval -3.62] [%clk 0:00:19] } 40... Kb7 { [%eval -3.52] [%clk 0:00:22] } 41. Qe3 { [%eval -3.62] [%clk 0:00:21] } 41... Nf5 { [%eval -3.62] [%clk 0:00:20] } 42. Qe4+ { [%eval -3.61] [%clk 0:00:17] } 42... Qc6 { [%eval -3.61] [%clk 0:00:25] } 43. Qf4 { [%eval -3.5] [%clk 0:00:20] } 43... a5 { [%eval -3.51] [%clk 0:00:29] } 44. Qg5 { [%eval -3.55] [%clk 0:00:16] } 44... Qe6 { [%eval -3.49] [%clk 0:00:26] } 45. Qf4 { [%eval -3.47] [%clk 0:00:06] } 45... Nd6 { [%eval -3.5] [%clk 0:00:26] } 46. Qf3+ { [%eval -3.56] [%clk 0:00:15] } 46... Qe4 { [%eval -3.49] [%clk 0:00:28] } 47. Qg3 { [%eval -3.71] [%clk 0:00:20] } 47... Kc6 { [%eval -3.47] [%clk 0:00:19] } 48. Qc3+ { [%eval -3.62] [%clk 0:00:23] } 48... Kb5 { [%eval -3.42] [%clk 0:00:15] } 49. a3 { [%eval -3.62] [%clk 0:00:15] } 49... Ka6 { [%eval -3.52] [%clk 0:00:12] } 50. Qc7?! { [%eval -4.53] } { Inaccuracy. f3 was best. } { [%clk 0:00:13] } 50... Qe1+ { [%eval -4.66] [%clk 0:00:10] } 51. Kh2 { [%eval -4.63] [%clk 0:00:16] } 51... Qe5+ { [%eval -4.51] [%clk 0:00:14] } 52. g3 { [%eval -4.61] [%clk 0:00:18] } 52... Qd4 { [%eval -3.72] [%clk 0:00:14] } 53. Kg2 { [%eval -4.35] [%clk 0:00:19] } 53... Qd5+ { [%eval -3.63] [%clk 0:00:18] } 54. Kh2?! { [%eval -4.67] } { Inaccuracy. Kg1 was best. } { [%clk 0:00:23] } 54... Nb7?! { [%eval -3.45] } { Inaccuracy. Qc5 was best. } { [%clk 0:00:08] } 55. Qc2 { [%eval -4.18] [%clk 0:00:23] } 55... Qe6 { [%eval -3.42] [%clk 0:00:09] } 56. Qd3+ { [%eval -3.42] [%clk 0:00:26] } 56... Ka7 { [%eval -3.51] [%clk 0:00:13] } 57. f4?! { [%eval -4.83] } { Inaccuracy. Qc2 was best. } { [%clk 0:00:24] } 57... Nc5 { [%eval -4.81] [%clk 0:00:18] } 58. Qc3 { [%eval -5.0] [%clk 0:00:19] } 58... Qxb3 { [%eval -5.2] [%clk 0:00:13] } 59. Qg7+ { [%eval -5.05] [%clk 0:00:21] } 59... Ka6 { [%eval -4.8] [%clk 0:00:17] } 60. Qxg6 { [%eval -5.27] [%clk 0:00:25] } 60... Qxa3 { [%eval -5.28] [%clk 0:00:18] } 61. f5 { [%eval -5.51] [%clk 0:00:26] } 61... Qb2+ { [%eval -5.36] [%clk 0:00:20] } 62. Kh3 { [%eval -5.29] [%clk 0:00:29] } 62... Ne4 { [%eval -5.09] [%clk 0:00:20] } 63. Qc6 { [%eval -6.46] [%clk 0:00:24] } 63... Qe5 { [%eval -6.41] [%clk 0:00:22] } 64. Qc4+ { [%eval -6.31] [%clk 0:00:16] } 64... Kb7 { [%eval -6.11] [%clk 0:00:24] } 65. Qf7+ { [%eval -5.61] [%clk 0:00:18] } 65... Kc6 { [%clk 0:00:25] } 66. Qg6+ { [%clk 0:00:17] } 66... Kc5 { [%clk 0:00:23] } 67. Kh2 { [%clk 0:00:12] } 67... Qxg3+ { [%clk 0:00:24] } 68. Qxg3 { [%clk 0:00:16] } 68... Nxg3 { [%clk 0:00:24] } 0-1