Event: Biel Chess Festival 960
Site: Biel, Switzerland
Date: 2024-07-13
White: Olarte, Stefan
WhiteElo: 2094
Black: Kwiatkowski, Jakub
BlackElo: 1830
Result: 0-1
Variant: Chess960
TimeControl: 15' + 10''/mv from move 1

1. f4 { [%eval 0.19] [%clk 0:14:51] } 1... Nb6 { [%eval 0.24] [%clk 0:14:51] } 2. e4? { [%eval -1.26] } { Mistake. b3 was best. } { [%clk 0:12:23] } 2... f5 { [%eval -1.23] [%clk 0:14:49] } 3. Nb3 { [%eval -1.17] [%clk 0:12:09] } 3... fxe4 { [%eval -1.23] [%clk 0:14:51] } 4. g4?! { [%eval -1.83] } { Inaccuracy. g3 was best. } { [%clk 0:11:49] } 4... d5? { [%eval -0.44] } { Mistake. Bc4 was best. } { [%clk 0:14:34] } 5. d3 { [%eval -0.42] [%clk 0:10:59] } 5... Nd6 { [%eval -0.26] [%clk 0:13:59] } 6. Nc5?! { [%eval -1.08] } { Inaccuracy. g5 was best. } { [%clk 0:10:34] } 6... exd3? { [%eval 0.29] } { Mistake. e5 was best. } { [%clk 0:13:42] } 7. Nexd3 { [%eval 0.44] [%clk 0:09:57] } 7... e6?! { [%eval 1.03] } { Inaccuracy. g5 was best. } { [%clk 0:13:45] } 8. a4? { [%eval -0.39] } { Mistake. g5 was best. } { [%clk 0:09:20] } 8... g5 { [%eval -0.47] [%clk 0:13:35] } 9. f5? { [%eval -2.1] } { Mistake. Re1 was best. } { [%clk 0:08:56] } 9... exf5 { [%eval -2.16] [%clk 0:12:58] } 10. gxf5 { [%eval -2.19] [%clk 0:08:39] } 10... h5 { [%eval -2.02] [%clk 0:12:28] } 11. a5?! { [%eval -3.13] } { Inaccuracy. Be2 was best. } { [%clk 0:05:54] } 11... Nbc4 { [%eval -3.08] [%clk 0:12:30] } 12. Be2 { [%eval -3.14] [%clk 0:04:43] } 12... g4 { [%eval -3.21] [%clk 0:11:57] } 13. h3 { [%eval -3.77] [%clk 0:03:50] } 13... Bg5+ { [%eval -3.62] [%clk 0:11:54] } 14. Kd1 { [%eval -3.08] [%clk 0:03:52] } 14... Nxf5 { [%eval -3.27] [%clk 0:11:20] } 15. Rxf5 { [%eval -3.37] [%clk 0:03:18] } 15... Rxf5 { [%eval -3.23] [%clk 0:11:22] } 16. hxg4 { [%eval -3.42] [%clk 0:03:18] } 16... Rf7 { [%eval -3.4] [%clk 0:10:57] } 17. gxh5 { [%eval -3.39] [%clk 0:03:13] } 17... O-O-O { [%eval -3.51] [%clk 0:10:16] } 18. Qh3+ { [%eval -3.84] [%clk 0:02:38] } 18... Kb8 { [%eval -3.5] [%clk 0:10:10] } 19. a6 { [%eval -4.16] [%clk 0:02:19] } 19... b6 { [%eval -4.1] [%clk 0:09:30] } 20. Ne6 { [%eval -4.66] [%clk 0:02:06] } 20... Qh6 { [%eval -4.54] [%clk 0:09:29] } 21. Nxd8?! { [%eval -6.88] } { Inaccuracy. c3 was best. } { [%clk 0:02:06] } 21... Bxd8 { [%eval -6.61] [%clk 0:09:32] } 22. Nf4 { [%eval -8.01] [%clk 0:01:33] } 22... Qxf4 { [%eval -7.6] [%clk 0:09:28] } 23. Qd3 { [%eval -7.76] [%clk 0:01:17] } 23... Rf8 { [%eval -6.39] [%clk 0:08:38] } 24. b3 { [%eval -6.29] [%clk 0:01:15] } 24... Ne5 { [%eval -5.11] [%clk 0:07:50] } 25. Qh3 { [%eval -6.41] [%clk 0:00:47] } 25... Bg5 { [%eval -6.34] [%clk 0:07:41] } 26. Qc3 { [%eval -8.22] [%clk 0:00:44] } 26... d4 { [%eval -7.93] [%clk 0:07:27] } 27. Qb4 { [%eval -9.27] [%clk 0:00:23] } 27... d3?! { [%eval -5.57] } { Inaccuracy. Rd8 was best. } { [%clk 0:07:22] } 28. cxd3?? { [%eval #-2] } { Checkmate is now unavoidable. Qxf4 was best. } { [%clk 0:00:23] } 28... Qxb4?? { [%eval #2] } { Lost forced checkmate sequence. Bxb3+ was best. } { [%clk 0:07:24] } 0-1