Event: Biel Chess Festival 2025 WT 2
Site: Biel, Switzerland
Date: 2025-07-21
White: Rebitzer, Winfried
WhiteElo: 1930
Black: Untersee, Victor
BlackElo: 1811
Result: 1-0
ECO: C42
Opening: Petrov's Defense: Nimzowitsch Attack
Variant: Standard
TimeControl: 60' + 30'' / move

1. e4 { [%eval 0.18] [%clk 1:00:55] } 1... e5 { [%eval 0.22] [%clk 1:00:55] } 2. Nf3 { [%eval 0.13] [%clk 1:01:19] } 2... Nf6 { [%eval 0.34] [%clk 1:01:13] } 3. Nxe5 { [%eval 0.29] [%clk 1:01:33] } 3... d6 { [%eval 0.22] [%clk 1:01:38] } 4. Nf3 { [%eval 0.31] [%clk 1:01:57] } 4... Nxe4 { [%eval 0.24] [%clk 1:02:02] } 5. Nc3 { [%eval 0.17] [%clk 1:01:37] } 5... Nxc3 { [%eval 0.24] [%clk 1:02:11] } 6. bxc3 { [%eval 0.0] [%clk 1:01:27] } 6... Be7 { [%eval 0.0] [%clk 1:01:49] } 7. h3 { [%eval -0.19] [%clk 1:00:55] } 7... O-O { [%eval -0.12] [%clk 1:01:42] } 8. Be2 { [%eval -0.2] [%clk 1:01:02] } 8... Bd7 { [%eval 0.11] [%clk 0:58:04] } 9. O-O { [%eval 0.13] [%clk 1:01:03] } 9... Bf6 { [%eval 0.27] [%clk 0:53:14] } 10. d4 { [%eval 0.21] [%clk 0:57:15] } 10... d5 { [%eval 0.7] [%clk 0:53:24] } 11. Bf4 { [%eval 0.39] [%clk 0:54:33] } 11... c6 { [%eval 0.65] [%clk 0:51:13] } 12. Qd2 { [%eval 0.4] [%clk 0:52:54] } 12... Be6 { [%eval 0.4] [%clk 0:48:30] } 13. Ne5 { [%eval 0.24] [%clk 0:51:27] } 13... Nd7 { [%eval 0.22] [%clk 0:47:16] } 14. Rab1 { [%eval 0.21] [%clk 0:49:03] } 14... Bxe5 { [%eval 0.18] [%clk 0:44:36] } 15. dxe5 { [%eval 0.21] [%clk 0:49:15] } 15... Qc7 { [%eval 0.34] [%clk 0:42:56] } 16. Bh2 { [%eval 0.16] [%clk 0:46:32] } 16... Nc5 { [%eval 0.57] [%clk 0:40:20] } 17. Qe3?! { [%eval -0.06] } { Inaccuracy. f4 was best. } { [%clk 0:43:14] } 17... Qe7 { [%eval 0.14] [%clk 0:34:46] } 18. Bd3 { [%eval -0.13] [%clk 0:34:38] } 18... b5 { [%eval 0.29] [%clk 0:32:40] } 19. Bg3 { [%eval 0.0] [%clk 0:32:18] } 19... Na4?! { [%eval 1.02] } { Inaccuracy. Nxd3 was best. } { [%clk 0:30:58] } 20. Rb4 { [%eval 0.95] [%clk 0:24:57] } 20... Nxc3 { [%eval 1.14] [%clk 0:28:27] } 21. Bxh7+ { [%eval 1.04] [%clk 0:20:58] } 21... Kxh7 { [%eval 1.02] [%clk 0:26:37] } 22. Rh4+ { [%eval 1.13] [%clk 0:21:08] } 22... Kg8 { [%eval 1.06] [%clk 0:24:39] } 23. Qxc3 { [%eval 1.02] [%clk 0:21:32] } 23... Rfc8?? { [%eval 3.32] } { Blunder. Bf5 was best. } { [%clk 0:17:35] } 24. Qd3 { [%eval 3.08] [%clk 0:20:32] } 24... Qg5 { [%eval 2.91] [%clk 0:16:16] } 25. Qh7+ { [%eval 2.99] [%clk 0:19:18] } 25... Kf8 { [%eval 2.79] [%clk 0:16:29] } 26. Rf4?? { [%eval 0.79] } { Blunder. Qd3 was best. } { [%clk 0:17:36] } 26... Ke8 { [%eval 0.96] [%clk 0:15:18] } 27. Qd3 { [%eval 0.96] [%clk 0:16:42] } 27... Qg6 { [%eval 0.86] [%clk 0:13:29] } 28. Qe2 { [%eval 0.99] [%clk 0:15:41] } 28... Kd7 { [%eval 1.27] [%clk 0:13:31] } 29. Rd1 { [%eval 1.18] [%clk 0:15:20] } 29... a6 { [%eval 1.06] [%clk 0:13:07] } 30. Rfd4 { [%eval 0.91] [%clk 0:15:05] } 30... Rh8 { [%eval 1.01] [%clk 0:12:39] } 31. c4 { [%eval 1.02] [%clk 0:14:30] } 31... bxc4?? { [%eval 2.99] } { Blunder. Ke7 was best. } { [%clk 0:12:10] } 32. Qxc4 { [%eval 2.94] [%clk 0:14:23] } 32... Rhc8? { [%eval 5.5] } { Mistake. Qg5 was best. } { [%clk 0:10:53] } 33. Qc5 { [%eval 5.31] [%clk 0:14:02] } 33... Ke8 { [%eval 4.54] [%clk 0:08:42] } 34. Rb4 { [%eval 4.48] [%clk 0:13:34] } 34... Qh5 { [%eval 4.61] [%clk 0:08:01] } 35. Rdb1 { [%eval 4.56] [%clk 0:13:12] } 35... Qf5?! { [%eval 5.93] } { Inaccuracy. Qh8 was best. } { [%clk 0:05:15] } 36. Rb7 { [%eval 5.67] [%clk 0:12:41] } 36... Bd7 { [%eval 5.93] [%clk 0:05:12] } 37. Qd6?! { [%eval 4.68] } { Inaccuracy. e6 was best. } { [%clk 0:11:14] } 37... Qe6 { [%eval 5.41] [%clk 0:04:56] } 38. Qc5 { [%eval 5.41] [%clk 0:10:55] } 38... Qe7 { [%eval 5.61] [%clk 0:04:17] } 39. Qd4?! { [%eval 4.41] } { Inaccuracy. Qc2 was best. } { [%clk 0:11:02] } 39... Qe6?! { [%eval 5.85] } { Inaccuracy. Kf8 was best. } { [%clk 0:04:34] } 40. Qh4 { [%eval 5.08] [%clk 0:10:50] } 40... Qe7?! { [%eval 6.94] } { Inaccuracy. Qh6 was best. } { [%clk 0:04:13] } 41. Qh5 { [%eval 6.3] [%clk 0:10:34] } 41... Qf8?? { [%eval #10] } { Checkmate is now unavoidable. Rd8 was best. } { [%clk 0:03:53] } 42. Bh4? { [%eval 7.11] } { Lost forced checkmate sequence. e6 was best. } { [%clk 0:10:04] } 42... Be6 { [%eval 7.35] [%clk 0:04:14] } 43. Re7+ { [%eval 7.26] [%clk 0:09:16] } 43... Qxe7 { [%eval 7.13] [%clk 0:03:48] } 44. Bxe7 { [%eval 7.08] [%clk 0:09:46] } 44... Kxe7 { [%eval 8.55] [%clk 0:04:09] } 45. Qg5+? { [%eval 4.45] } { Mistake. Rb7+ was best. } { [%clk 0:10:10] } 45... Kf8 { [%eval 4.59] [%clk 0:04:11] } 46. Rb7 { [%eval 4.0] [%clk 0:09:48] } 46... c5 { [%eval 4.78] [%clk 0:04:20] } 47. Qe7+ { [%eval 3.84] [%clk 0:09:59] } 47... Kg8 { [%eval 4.01] [%clk 0:04:41] } 48. f4 { [%eval 3.7] [%clk 0:09:54] } 48... Re8 { [%eval 4.6] [%clk 0:04:55] } 49. Qxc5?! { [%eval 3.55] } { Inaccuracy. Qg5 was best. } { [%clk 0:10:12] } 49... Rac8 { [%eval 3.89] [%clk 0:05:00] } 50. Rc7 { [%eval 3.78] [%clk 0:10:33] } 50... Rb8 { [%eval 4.08] [%clk 0:05:15] } 51. Qc2 { [%eval 4.21] [%clk 0:10:43] } 51... Rb4?! { [%eval 5.9] } { Inaccuracy. g6 was best. } { [%clk 0:05:18] } 52. f5 { [%eval 5.83] [%clk 0:10:34] } 52... Rc4 { [%eval 6.07] [%clk 0:03:13] } 53. Rxc4 { [%eval 5.9] [%clk 0:10:54] } 53... dxc4 { [%eval 6.16] [%clk 0:03:38] } 54. fxe6 { [%eval 6.05] [%clk 0:11:18] } 54... Rxe6 { [%eval 6.01] [%clk 0:03:38] } 55. Qxc4 { [%eval 5.96] [%clk 0:11:41] } 55... Rxe5 { [%eval 6.6] [%clk 0:03:11] } 56. Qc8+ { [%eval 6.5] [%clk 0:12:06] } 56... Kh7 { [%eval 6.42] [%clk 0:03:34] } 57. Qxa6 { [%eval 6.21] [%clk 0:12:08] } 1-0