Event: Biel Chess Festival 2025 Swiss CHampionship 960
Site: Biel, Switzerland
Date: 2025-07-12
White: Maier, Christian
WhiteTitle: IM
WhiteElo: 2224
Black: He, Junchen
BlackElo: 2007
Result: 0-1
Variant: Fischerandom
TimeControl: 15 min + 5 sec per move

1. f4 { [%eval 0.08] [%clk 0:14:49] } 1... g6 { [%eval 0.25] [%clk 0:14:33] } 2. g3 { [%eval 0.06] [%clk 0:14:45] } 2... f5 { [%eval 0.08] [%clk 0:14:00] } 3. d3 { [%eval 0.08] [%clk 0:14:34] } 3... Nbc6 { [%eval 0.21] [%clk 0:13:02] } 4. Nbc3 { [%eval -0.23] [%clk 0:14:21] } 4... d6 { [%eval 0.25] [%clk 0:12:22] } 5. Bf2 { [%eval -0.29] [%clk 0:12:32] } 5... Qh6 { [%eval 0.23] [%clk 0:11:08] } 6. h4 { [%eval 0.35] [%clk 0:11:40] } 6... Bd7 { [%eval 0.22] [%clk 0:09:24] } 7. Be3 { [%eval -0.14] [%clk 0:10:35] } 7... Nf7 { [%eval 0.04] [%clk 0:08:12] } 8. Qf3 { [%eval -0.3] [%clk 0:09:24] } 8... e6 { [%eval -0.25] [%clk 0:06:36] } 9. a4 { [%eval -0.57] [%clk 0:08:35] } 9... Ncd8?! { [%eval 0.25] } { Inaccuracy. Qf8 was best. } { [%clk 0:04:22] } 10. d4?! { [%eval -0.67] } { Inaccuracy. Bd2 was best. } { [%clk 0:06:55] } 10... d5 { [%eval -0.55] [%clk 0:03:56] } 11. a5 { [%eval -0.98] [%clk 0:06:50] } 11... a6 { [%eval -0.6] [%clk 0:03:37] } 12. b3?! { [%eval -1.29] } { Inaccuracy. Bf2 was best. } { [%clk 0:06:13] } 12... Qf8 { [%eval -0.73] [%clk 0:03:19] } 13. Bf2 { [%eval -0.76] [%clk 0:05:03] } 13... Nd6 { [%eval -0.78] [%clk 0:03:17] } 14. Qe3 { [%eval -1.07] [%clk 0:04:35] } 14... Nc6 { [%eval -0.99] [%clk 0:02:17] } 15. Qd2 { [%eval -0.99] [%clk 0:04:07] } 15... Ne4 { [%eval -0.87] [%clk 0:02:21] } 16. Bxe4 { [%eval -0.87] [%clk 0:04:10] } 16... fxe4 { [%eval -0.94] [%clk 0:02:24] } 17. Nb2 { [%eval -1.02] [%clk 0:03:39] } 17... h6 { [%eval -0.96] [%clk 0:02:08] } 18. Be3 { [%eval -1.31] [%clk 0:02:28] } 18... g5 { [%eval -0.91] [%clk 0:02:10] } 19. hxg5 { [%eval -1.08] [%clk 0:01:45] } 19... hxg5 { [%eval -1.0] [%clk 0:02:13] } 20. fxg5 { [%eval -1.29] [%clk 0:01:46] } 20... Qf7 { [%eval -0.85] [%clk 0:01:13] } 21. O-O-O { [%eval -1.27] [%clk 0:01:17] } 21... Qe7 { [%eval -1.43] [%clk 0:01:11] } 22. Nb1?! { [%eval -2.55] } { Inaccuracy. Rh1 was best. } { [%clk 0:01:16] } 22... O-O-O { [%eval -2.29] [%clk 0:00:46] } 23. Na4 { [%eval -2.48] [%clk 0:01:12] } 23... Kb8?! { [%eval -1.47] } { Inaccuracy. e5 was best. } { [%clk 0:00:42] } 24. Nc5 { [%eval -1.36] [%clk 0:01:08] } 24... Bc8 { [%eval -1.1] [%clk 0:00:46] } 25. b4 { [%eval -0.99] [%clk 0:01:12] } 25... b6 { [%eval -1.02] [%clk 0:00:38] } 26. axb6 { [%eval -1.41] [%clk 0:01:11] } 26... cxb6 { [%eval -1.49] [%clk 0:00:42] } 27. Na4 { [%eval -1.3] [%clk 0:01:15] } 27... Ka7 { [%eval -1.35] [%clk 0:00:23] } 28. c3 { [%eval -1.21] [%clk 0:01:17] } 28... Bd7 { [%eval -1.17] [%clk 0:00:23] } 29. Nb2?! { [%eval -1.87] } { Inaccuracy. Kb2 was best. } { [%clk 0:01:18] } 29... Kb7 { [%eval -1.71] [%clk 0:00:24] } 30. Rdf1 { [%eval -2.32] [%clk 0:01:19] } 30... Rdf8? { [%eval -0.69] } { Mistake. a5 was best. } { [%clk 0:00:28] } 31. Kc2? { [%eval -2.01] } { Mistake. Rxf8 was best. } { [%clk 0:01:19] } 31... Na7? { [%eval -0.34] } { Mistake. Rc8 was best. } { [%clk 0:00:20] } 32. Kb3?! { [%eval -1.09] } { Inaccuracy. Rxf8 was best. } { [%clk 0:01:12] } 32... Nb5?! { [%eval -0.17] } { Inaccuracy. Rc8 was best. } { [%clk 0:00:23] } 33. Bf4? { [%eval -1.68] } { Mistake. Rxf8 was best. } { [%clk 0:01:09] } 33... Nd6? { [%eval 0.0] } { Mistake. a5 was best. } { [%clk 0:00:19] } 34. Na3 { [%eval 0.1] [%clk 0:01:08] } 34... b5 { [%eval 0.51] [%clk 0:00:13] } 35. Rh1 { [%eval 0.63] [%clk 0:01:07] } 35... Rc8?! { [%eval 1.31] } { Inaccuracy. Bg7 was best. } { [%clk 0:00:15] } 36. Ra1?! { [%eval 0.24] } { Inaccuracy. Bxd6 was best. } { [%clk 0:00:52] } 36... Nc4?? { [%eval 2.53] } { Blunder. Bg7 was best. } { [%clk 0:00:14] } 37. Naxc4 { [%eval 2.41] [%clk 0:00:52] } 37... bxc4+ { [%eval 2.67] [%clk 0:00:10] } 38. Kc2 { [%eval 2.57] [%clk 0:00:56] } 38... Bb5?! { [%eval 3.47] } { Inaccuracy. Qe8 was best. } { [%clk 0:00:09] } 39. Na4 { [%eval 3.62] [%clk 0:00:54] } 39... Bxa4+ { [%eval 3.72] [%clk 0:00:10] } 40. Rxa4 { [%eval 3.75] [%clk 0:00:58] } 40... Qd7 { [%eval 3.76] [%clk 0:00:13] } 41. Rha1 { [%eval 3.66] [%clk 0:01:00] } 41... Ra8 { [%eval 3.92] [%clk 0:00:14] } 42. Ra5 { [%eval 3.96] [%clk 0:01:04] } 42... Rgc8 { [%eval 3.77] [%clk 0:00:10] } 43. e3?! { [%eval 2.72] } { Inaccuracy. Kc1 was best. } { [%clk 0:01:04] } 43... Bg7 { [%eval 2.72] [%clk 0:00:08] } 44. Qh2 { [%eval 2.64] [%clk 0:01:07] } 44... Bf8 { [%eval 2.56] [%clk 0:00:10] } 45. Qh5 { [%eval 1.93] [%clk 0:01:09] } 45... Bd6 { [%eval 1.93] [%clk 0:00:12] } 46. g6?? { [%eval 0.09] } { Blunder. Rh1 was best. } { [%clk 0:01:04] } 46... Rh8 { [%eval 0.25] [%clk 0:00:15] } 47. Qg4?? { [%eval -3.24] } { Blunder. Qe2 was best. } { [%clk 0:01:07] } 47... Rh2+ { [%eval -3.19] [%clk 0:00:19] } 48. Kb1 { [%eval -3.11] [%clk 0:01:01] } 48... Rah8 { [%eval -2.77] [%clk 0:00:17] } 49. R5a2?? { [%eval #-10] } { Checkmate is now unavoidable. R1a2 was best. } { [%clk 0:00:38] } 49... Rh1+ { [%eval #-20] [%clk 0:00:13] } 50. Kb2 { [%eval -7.22] [%clk 0:00:42] } 50... R1h2+? { [%eval -4.02] } { Mistake. R8h2+ was best. } { [%clk 0:00:11] } 51. Ka3? { [%eval -6.65] } { Mistake. Kc1 was best. } { [%clk 0:00:45] } 51... a5 { [%eval -6.78] [%clk 0:00:09] } 52. Rxh2 { [%eval -6.68] [%clk 0:00:28] } 52... Rxh2?? { [%eval 0.0] } { Blunder. axb4+ was best. } { [%clk 0:00:13] } 53. g7?? { [%eval #-4] } { Checkmate is now unavoidable. Bxd6 was best. } { [%clk 0:00:21] } 53... Qc6 { [%eval #-6] [%clk 0:00:14] } 54. g8=Q { [%clk 0:00:07] } 54... axb4+ { [%clk 0:00:18] } 0-1