Event: Biel Chess Festival 2025 Swiss CHampionship 960
Site: Biel, Switzerland
Date: 2025-07-12
White: Netzer, Jean
WhiteTitle: IM
WhiteElo: 2414
Black: Portmann, Daniel
BlackElo: 1891
Result: 1-0
Variant: Fischerandom
TimeControl: 15 min + 5 sec per move

1. b3 { [%eval 0.0] [%clk 0:14:34] } 1... d6 { [%eval 0.36] [%clk 0:14:59] } 2. Bb2 { [%eval 0.36] [%clk 0:14:31] } 2... Bd7?! { [%eval 1.2] } { Inaccuracy. h5 was best. } { [%clk 0:14:24] } 3. c4?! { [%eval 0.26] } { Inaccuracy. g4 was best. } { [%clk 0:14:09] } 3... c5?! { [%eval 1.18] } { Inaccuracy. h5 was best. } { [%clk 0:13:52] } 4. Nf3 { [%eval 0.79] [%clk 0:13:11] } 4... Bc6?! { [%eval 1.53] } { Inaccuracy. h5 was best. } { [%clk 0:13:01] } 5. d4 { [%eval 1.55] [%clk 0:13:00] } 5... a6? { [%eval 3.03] } { Mistake. Bxf3 was best. } { [%clk 0:12:23] } 6. h4? { [%eval 1.2] } { Mistake. d5 was best. } { [%clk 0:11:05] } 6... b5? { [%eval 2.99] } { Mistake. cxd4 was best. } { [%clk 0:11:20] } 7. d5 { [%eval 3.02] [%clk 0:10:22] } 7... Bd7 { [%eval 3.09] [%clk 0:11:24] } 8. Ne3 { [%eval 2.7] [%clk 0:09:51] } 8... e5?! { [%eval 3.8] } { Inaccuracy. h5 was best. } { [%clk 0:10:30] } 9. dxe6 { [%eval 3.77] [%clk 0:09:42] } 9... fxe6 { [%eval 3.59] [%clk 0:10:23] } 10. h5 { [%eval 3.5] [%clk 0:08:51] } 10... Nf6?! { [%eval 5.01] } { Inaccuracy. bxc4 was best. } { [%clk 0:10:14] } 11. Qh4?! { [%eval 3.57] } { Inaccuracy. g4 was best. } { [%clk 0:08:09] } 11... Nf7 { [%eval 3.58] [%clk 0:10:06] } 12. Bc2 { [%eval 3.21] [%clk 0:06:46] } 12... Bc7 { [%eval 3.3] [%clk 0:09:58] } 13. g4 { [%eval 3.31] [%clk 0:05:00] } 13... h6 { [%eval 3.37] [%clk 0:08:47] } 14. Bg6 { [%eval 3.23] [%clk 0:04:59] } 14... Be8 { [%eval 3.44] [%clk 0:08:09] } 15. O-O-O { [%eval 3.92] [%clk 0:04:48] } 15... bxc4 { [%eval 3.52] [%clk 0:07:18] } 16. bxc4?! { [%eval 2.69] } { Inaccuracy. g5 was best. } { [%clk 0:04:32] } 16... e5? { [%eval 4.34] } { Mistake. Rb8 was best. } { [%clk 0:05:09] } 17. Nf5 { [%eval 4.12] [%clk 0:04:13] } 17... Ne4?? { [%eval #1] } { Checkmate is now unavoidable. Rb8 was best. } { [%clk 0:04:47] } 18. Qe7# { [%clk 0:03:20] } 1-0