Event: Biel Chess Festival 960
Site: Biel, Switzerland
Date: 2024-07-13
White: Caduff, Simon
WhiteElo: 1708
Black: Claesen, Pieter
BlackTitle: IM
BlackElo: 2272
Result: 0-1
Variant: Chess960
TimeControl: 15' + 10''/mv from move 1

1. e4 { [%eval 0.22] [%clk 0:15:09] } 1... Ng6 { [%eval 0.32] [%clk 0:14:44] } 2. f4 { [%eval 0.2] [%clk 0:14:56] } 2... f5 { [%eval 0.33] [%clk 0:14:07] } 3. exf5 { [%eval 0.17] [%clk 0:13:43] } 3... Qxf5 { [%eval 0.19] [%clk 0:14:05] } 4. Nh3 { [%eval 0.19] [%clk 0:13:01] } 4... e6 { [%eval 0.38] [%clk 0:10:20] } 5. Ng3 { [%eval 0.16] [%clk 0:12:49] } 5... Qf8 { [%eval 0.27] [%clk 0:10:10] } 6. f5?! { [%eval -0.3] } { Inaccuracy. d4 was best. } { [%clk 0:12:07] } 6... exf5 { [%eval -0.31] [%clk 0:09:37] } 7. Qxf5 { [%eval -0.28] [%clk 0:12:05] } 7... Bf6 { [%eval -0.04] [%clk 0:08:20] } 8. Ne4 { [%eval -0.31] [%clk 0:10:48] } 8... N8e7?! { [%eval 0.3] } { Inaccuracy. Qe7 was best. } { [%clk 0:06:48] } 9. Qf1 { [%eval 0.05] [%clk 0:10:46] } 9... Be5 { [%eval 0.08] [%clk 0:06:33] } 10. Qxf8 { [%eval 0.03] [%clk 0:10:38] } 10... Nxf8 { [%eval -0.02] [%clk 0:06:37] } 11. Bg3 { [%eval 0.08] [%clk 0:10:31] } 11... Bxg3 { [%eval 0.09] [%clk 0:06:31] } 12. Nxg3 { [%eval 0.05] [%clk 0:10:35] } 12... Ne6 { [%eval 0.06] [%clk 0:06:17] } 13. Bf3 { [%eval 0.0] [%clk 0:10:30] } 13... Bg6 { [%eval 0.03] [%clk 0:06:08] } 14. d3 { [%eval -0.02] [%clk 0:10:11] } 14... Nd4 { [%eval 0.0] [%clk 0:05:12] } 15. Be4 { [%eval -0.07] [%clk 0:09:43] } 15... Bxe4 { [%eval -0.06] [%clk 0:04:51] } 16. Nxe4 { [%eval -0.06] [%clk 0:09:46] } 16... O-O { [%eval -0.16] [%clk 0:04:31] } 17. Nc5?! { [%eval -0.82] } { Inaccuracy. c3 was best. } { [%clk 0:09:11] } 17... d6 { [%eval -0.75] [%clk 0:04:32] } 18. Nxb7? { [%eval -2.23] } { Mistake. Nb3 was best. } { [%clk 0:08:59] } 18... a5 { [%eval -2.25] [%clk 0:04:31] } 19. Re1 { [%eval -2.16] [%clk 0:08:44] } 19... Ng6 { [%eval -1.82] [%clk 0:03:48] } 20. O-O-O { [%eval -2.19] [%clk 0:08:30] } 20... Ra7 { [%eval -2.14] [%clk 0:03:04] } 21. Re4 { [%eval -2.1] [%clk 0:08:15] } 21... Nf5 { [%eval -2.06] [%clk 0:03:01] } 22. g4?! { [%eval -2.72] } { Inaccuracy. Nxd6 was best. } { [%clk 0:07:31] } 22... Nfh4 { [%eval -2.78] [%clk 0:02:50] } 23. Nxd6 { [%eval -2.78] [%clk 0:07:22] } 23... cxd6 { [%eval -2.85] [%clk 0:02:52] } 24. Rde1 { [%eval -2.86] [%clk 0:06:46] } 24... Nf3 { [%eval -2.8] [%clk 0:02:35] } 25. R1e2 { [%eval -2.69] [%clk 0:06:09] } 25... Rc7 { [%eval -2.76] [%clk 0:02:27] } 26. c3 { [%eval -2.67] [%clk 0:05:43] } 26... Nfe5 { [%eval -2.11] [%clk 0:01:54] } 27. Kd2 { [%eval -2.63] [%clk 0:05:32] } 27... Rf3 { [%eval -2.75] [%clk 0:01:41] } 28. Nf2?! { [%eval -4.31] } { Inaccuracy. R2e3 was best. } { [%clk 0:05:15] } 28... Rcf7 { [%eval -3.9] [%clk 0:01:39] } 29. d4 { [%eval -4.37] [%clk 0:04:58] } 29... Rxf2 { [%eval -3.97] [%clk 0:01:38] } 30. dxe5 { [%eval -3.9] [%clk 0:05:00] } 30... dxe5 { [%eval -3.53] [%clk 0:01:40] } 31. Ra4 { [%eval -3.65] [%clk 0:04:43] } 31... Rxe2+ { [%eval -3.32] [%clk 0:01:36] } 32. Kxe2 { [%eval -3.37] [%clk 0:04:47] } 32... Rb7 { [%eval -3.04] [%clk 0:01:40] } 33. b3 { [%eval -2.96] [%clk 0:04:43] } 33... Rb5 { [%eval -2.93] [%clk 0:01:40] } 34. Rc4 { [%eval -2.91] [%clk 0:04:35] } 34... Kf7 { [%eval -2.88] [%clk 0:01:35] } 35. Kf3 { [%eval -2.99] [%clk 0:04:30] } 35... Rd5 { [%eval -2.97] [%clk 0:01:01] } 36. Ke4 { [%eval -3.05] [%clk 0:04:26] } 36... Rd2 { [%eval -2.92] [%clk 0:01:05] } 37. Ra4?! { [%eval -3.91] } { Inaccuracy. a4 was best. } { [%clk 0:04:07] } 37... Rxh2 { [%eval -3.76] [%clk 0:01:03] } 38. Rxa5 { [%eval -3.66] [%clk 0:04:11] } 38... Rf2?! { [%eval -2.66] } { Inaccuracy. Rh4 was best. } { [%clk 0:00:46] } 39. Kd5?! { [%eval -3.48] } { Inaccuracy. b4 was best. } { [%clk 0:03:50] } 39... Kf6 { [%eval -3.67] [%clk 0:00:39] } 40. Ra6+ { [%eval -3.85] [%clk 0:03:43] } 40... Kg5 { [%eval -3.69] [%clk 0:00:41] } 41. c4?! { [%eval -5.23] } { Inaccuracy. Ra7 was best. } { [%clk 0:03:41] } 41... Kf4 { [%eval -5.23] [%clk 0:00:38] } 42. c5 { [%eval -5.37] [%clk 0:03:35] } 42... e4 { [%eval -5.24] [%clk 0:00:32] } 43. c6 { [%eval -6.63] [%clk 0:03:36] } 43... Rd2+ { [%eval -6.41] [%clk 0:00:35] } 44. Kc4 { [%eval -6.42] [%clk 0:03:27] } 44... e3 { [%eval -6.53] [%clk 0:00:34] } 45. Kc3 { [%eval -6.58] [%clk 0:03:26] } 45... Ne7 { [%eval -6.47] [%clk 0:00:23] } 46. c7?? { [%eval #-17] } { Checkmate is now unavoidable. Ra4+ was best. } { [%clk 0:03:30] } 46... Nd5+ { [%eval #-20] [%clk 0:00:27] } 47. Kc4 { [%eval -9.61] [%clk 0:03:17] } 47... Nxc7 { [%eval -8.02] [%clk 0:00:32] } 48. Rc6? { [%eval #-16] } { Checkmate is now unavoidable. Ra4 was best. } { [%clk 0:03:17] } 48... Nd5?? { [%eval -6.8] } { Lost forced checkmate sequence. e2 was best. } { [%clk 0:00:33] } 49. Re6 { [%eval -6.43] [%clk 0:03:13] } 49... e2 { [%eval -6.39] [%clk 0:00:32] } 50. a4?? { [%eval #-10] } { Checkmate is now unavoidable. Rxe2 was best. } { [%clk 0:03:11] } 50... Ne3+ { [%eval #-9] [%clk 0:00:27] } 51. Rxe3 { [%eval #-7] [%clk 0:02:58] } 51... Kxe3 { [%eval #-6] [%clk 0:00:33] } 52. a5 { [%clk 0:02:58] } 0-1