Event: Biel Chess Festival 2025
Date: 2025-07-21
White: Schaefer, Gion
WhiteElo: 1812
Black: Muehlemann, Walter
BlackElo: 1624
Result: 0-1
ECO: D40
Opening: Queen's Gambit Declined: Semi-Tarrasch Defense, Pillsbury Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:55] } 1... d5 { [%eval 0.2] [%clk 1:30:53] } 2. c4 { [%eval 0.18] [%clk 1:31:14] } 2... e6 { [%eval 0.17] [%clk 1:31:07] } 3. Nf3 { [%eval 0.11] [%clk 1:31:08] } 3... c5 { [%eval 0.36] [%clk 1:30:51] } 4. Nc3 { [%eval 0.0] [%clk 1:30:41] } 4... Nf6 { [%eval 0.17] [%clk 1:30:47] } 5. Bg5 { [%eval -0.17] [%clk 1:30:21] } 5... Nc6?! { [%eval 0.67] } { Inaccuracy. cxd4 was best. } { [%clk 1:30:05] } 6. e4? { [%eval -0.74] } { Mistake. cxd5 was best. } { [%clk 1:28:50] } 6... Be7?! { [%eval 0.15] } { Inaccuracy. dxe4 was best. } { [%clk 1:25:05] } 7. e5?! { [%eval -0.56] } { Inaccuracy. cxd5 was best. } { [%clk 1:26:31] } 7... Ne4 { [%eval -0.2] [%clk 1:22:50] } 8. Bxe7 { [%eval -0.18] [%clk 1:26:15] } 8... Qxe7 { [%eval 0.0] [%clk 1:23:21] } 9. cxd5 { [%eval -0.05] [%clk 1:26:00] } 9... Nxc3 { [%eval 0.12] [%clk 1:23:14] } 10. bxc3 { [%eval 0.22] [%clk 1:26:12] } 10... exd5 { [%eval 0.17] [%clk 1:23:16] } 11. a4?! { [%eval -0.46] } { Inaccuracy. Be2 was best. } { [%clk 1:21:18] } 11... O-O { [%eval -0.47] [%clk 1:22:37] } 12. h4 { [%eval -0.9] [%clk 1:20:57] } 12... f6 { [%eval -0.86] [%clk 1:20:10] } 13. Be2 { [%eval -0.74] [%clk 1:19:14] } 13... Bg4 { [%eval -0.33] [%clk 1:18:55] } 14. h5? { [%eval -1.79] } { Mistake. dxc5 was best. } { [%clk 1:09:22] } 14... fxe5 { [%eval -1.9] [%clk 1:16:27] } 15. dxe5 { [%eval -1.91] [%clk 1:09:26] } 15... Rad8 { [%eval -1.82] [%clk 1:15:23] } 16. Rb1?! { [%eval -2.97] } { Inaccuracy. O-O was best. } { [%clk 1:07:10] } 16... Kh8?! { [%eval -2.18] } { Inaccuracy. Nxe5 was best. } { [%clk 1:14:27] } 17. Qc2? { [%eval -3.7] } { Mistake. h6 was best. } { [%clk 1:06:29] } 17... Bxf3 { [%eval -3.61] [%clk 1:12:44] } 18. gxf3 { [%eval -3.67] [%clk 1:05:49] } 18... Nxe5 { [%eval -3.14] [%clk 1:12:23] } 19. Kd1? { [%eval -5.5] } { Mistake. Kf1 was best. } { [%clk 1:03:25] } 19... d4 { [%eval -5.18] [%clk 1:11:05] } 20. cxd4 { [%eval -6.5] [%clk 1:02:12] } 20... Rxd4+ { [%eval -6.52] [%clk 1:10:35] } 21. Kc1 { [%eval -6.53] [%clk 1:02:23] } 21... Qg5+ { [%eval -6.51] [%clk 1:09:10] } 22. Kb2 { [%eval -6.34] [%clk 1:02:09] } 22... b6?! { [%eval -4.17] } { Inaccuracy. Rd2 was best. } { [%clk 1:07:14] } 23. Rbg1 { [%eval -5.11] [%clk 1:00:01] } 23... Qd2 { [%eval -5.0] [%clk 1:04:16] } 24. Rg3?? { [%eval #-3] } { Checkmate is now unavoidable. Rc1 was best. } { [%clk 1:00:01] } 24... Rb4+ { [%eval #-2] [%clk 1:04:16] } 0-1