Event: Biel Chess Festival 2025
Date: 2025-07-23
White: Eigenmann, Walter
WhiteElo: 1764
Black: Loeffler, Helmut
BlackElo: 1709
Result: 1-0
ECO: D05
Opening: Queen's Pawn Game: Colle System
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... d5 { [%eval 0.2] [%clk 1:30:29] } 2. Nf3 { [%eval 0.08] [%clk 1:31:13] } 2... Nf6 { [%eval 0.11] [%clk 1:30:33] } 3. e3 { [%eval 0.0] [%clk 1:30:52] } 3... e6 { [%eval 0.1] [%clk 1:30:42] } 4. c4 { [%eval 0.0] [%clk 1:30:43] } 4... Be7 { [%eval 0.05] [%clk 1:30:19] } 5. Nc3 { [%eval 0.0] [%clk 1:30:19] } 5... O-O { [%eval 0.0] [%clk 1:30:18] } 6. Qc2 { [%eval 0.0] [%clk 1:29:26] } 6... Nc6 { [%eval 0.45] [%clk 1:29:38] } 7. a3 { [%eval 0.36] [%clk 1:29:20] } 7... a6 { [%eval 0.57] [%clk 1:28:43] } 8. c5?! { [%eval -0.1] } { Inaccuracy. b4 was best. } { [%clk 1:25:05] } 8... b6?! { [%eval 0.51] } { Inaccuracy. e5 was best. } { [%clk 1:25:20] } 9. b4 { [%eval 0.34] [%clk 1:24:28] } 9... bxc5 { [%eval 0.49] [%clk 1:23:54] } 10. bxc5 { [%eval 0.43] [%clk 1:23:36] } 10... Nd7 { [%eval 0.83] [%clk 1:21:25] } 11. e4?! { [%eval 0.01] } { Inaccuracy. Bd3 was best. } { [%clk 1:20:54] } 11... e5 { [%eval 0.0] [%clk 1:18:43] } 12. exd5?? { [%eval -2.66] } { Blunder. Nxd5 was best. } { [%clk 1:07:40] } 12... Nxd4 { [%eval -2.84] [%clk 1:17:07] } 13. Nxd4 { [%eval -2.62] [%clk 1:06:18] } 13... exd4 { [%eval -2.72] [%clk 1:17:21] } 14. Ne4 { [%eval -2.28] [%clk 1:05:29] } 14... Nf6? { [%eval -0.8] } { Mistake. Ne5 was best. } { [%clk 1:14:47] } 15. Bd3 { [%eval -0.71] [%clk 0:57:58] } 15... g6 { [%eval -0.43] [%clk 1:10:55] } 16. Nxf6+?! { [%eval -1.49] } { Inaccuracy. O-O was best. } { [%clk 0:56:34] } 16... Bxf6 { [%eval -1.49] [%clk 1:10:59] } 17. O-O { [%eval -1.34] [%clk 0:56:29] } 17... Rb8?? { [%eval 1.1] } { Blunder. Qxd5 was best. } { [%clk 1:07:14] } 18. Bh6?! { [%eval 0.16] } { Inaccuracy. Qc4 was best. } { [%clk 0:53:17] } 18... Bg7 { [%eval 0.44] [%clk 1:04:47] } 19. Bxg7 { [%eval 0.57] [%clk 0:52:55] } 19... Kxg7 { [%eval 0.53] [%clk 1:04:58] } 20. Qc4 { [%eval 0.52] [%clk 0:51:17] } 20... Qf6 { [%eval 0.45] [%clk 1:01:18] } 21. Rab1 { [%eval 0.0] [%clk 0:49:17] } 21... Rxb1 { [%eval 0.0] [%clk 0:58:50] } 22. Rxb1 { [%eval 0.16] [%clk 0:48:40] } 22... Bf5?? { [%eval 2.43] } { Blunder. Qe5 was best. } { [%clk 0:58:10] } 23. Bxf5 { [%eval 2.06] [%clk 0:48:12] } 23... Qxf5 { [%eval 2.63] [%clk 0:57:39] } 24. Qxd4+ { [%eval 2.57] [%clk 0:47:59] } 24... Kg8?! { [%eval 4.0] } { Inaccuracy. Qf6 was best. } { [%clk 0:57:32] } 25. Re1 { [%eval 3.73] [%clk 0:45:15] } 25... Rb8 { [%eval 4.52] [%clk 0:54:45] } 26. h3 { [%eval 4.65] [%clk 0:42:28] } 26... Rb1 { [%eval 4.68] [%clk 0:50:42] } 27. Rxb1 { [%eval 4.81] [%clk 0:42:05] } 27... Qxb1+ { [%eval 4.8] [%clk 0:51:02] } 28. Kh2 { [%eval 4.59] [%clk 0:42:19] } 28... h5 { [%eval 5.28] [%clk 0:48:44] } 29. Qe5?! { [%eval 3.91] } { Inaccuracy. d6 was best. } { [%clk 0:38:24] } 29... Qb8?! { [%eval 5.07] } { Inaccuracy. Qa2 was best. } { [%clk 0:47:29] } 30. Qf6 { [%eval 4.35] [%clk 0:36:08] } 30... Qc8 { [%eval 4.65] [%clk 0:46:51] } 31. Qe7 { [%eval 3.72] [%clk 0:33:11] } 31... c6?! { [%eval 5.71] } { Inaccuracy. Qf5 was best. } { [%clk 0:39:30] } 32. d6 { [%eval 5.89] [%clk 0:32:16] } 32... Qf5 { [%eval 5.72] [%clk 0:39:48] } 33. Qe3 { [%eval 5.75] [%clk 0:30:54] } 33... Kg7?! { [%eval 8.21] } { Inaccuracy. Qd7 was best. } { [%clk 0:37:15] } 34. Qd4+ { [%eval 7.89] [%clk 0:30:29] } 1-0