Event: Schweizer Jugend Einzelmeisterschaft 2023 U16
Site: Olten, Switzerland
Date: 2023-05-26
White: Guyer, Marlon
Black: Kostov, Kyrill
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, English Attack
Variant: Standard
TimeControl: 90 min + 30 sek pro Zug

1. e4 { [%eval 0.36] [%clk 1:30:57] } 1... c5 { [%eval 0.32] [%clk 1:30:17] } 2. Nf3 { [%eval 0.0] [%clk 1:31:20] } 2... d6 { [%eval 0.0] [%clk 1:30:17] } 3. d4 { [%eval 0.25] [%clk 1:31:39] } 3... cxd4 { [%eval 0.13] [%clk 1:30:03] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:02] } 4... Nf6 { [%eval 0.3] [%clk 1:30:29] } 5. Nc3 { [%eval 0.21] [%clk 1:32:24] } 5... a6 { [%eval 0.39] [%clk 1:30:55] } 6. Be3 { [%eval 0.12] [%clk 1:32:49] } 6... e6 { [%eval 0.0] [%clk 1:31:18] } 7. Be2 { [%eval 0.37] [%clk 1:33:13] } 7... Nbd7 { [%eval 0.32] [%clk 1:31:26] } 8. f4 { [%eval 0.51] [%clk 1:32:25] } 8... Qc7 { [%eval 0.31] [%clk 1:31:00] } 9. a4 { [%eval 0.58] [%clk 1:31:48] } 9... b6 { [%eval 0.48] [%clk 1:29:35] } 10. Bf3 { [%eval 0.27] [%clk 1:30:15] } 10... Bb7 { [%eval 0.51] [%clk 1:29:14] } 11. Qe2 { [%eval 0.41] [%clk 1:25:24] } 11... Be7 { [%eval 0.65] [%clk 1:24:12] } 12. O-O { [%eval 0.26] [%clk 1:21:29] } 12... Rc8 { [%eval 0.37] [%clk 1:18:03] } 13. f5 { [%eval 0.11] [%clk 1:08:30] } 13... e5 { [%eval -0.1] [%clk 1:14:16] } 14. Nb3 { [%eval -0.06] [%clk 1:08:14] } 14... O-O { [%eval -0.08] [%clk 1:12:52] } 15. Rad1 { [%eval -0.16] [%clk 0:56:43] } 15... Qc4 { [%eval 0.07] [%clk 1:06:08] } 16. Nd2 { [%eval -0.45] [%clk 0:20:09] } 16... Qb4 { [%eval -0.59] [%clk 0:55:03] } 17. Rb1 { [%eval -0.51] [%clk 0:15:22] } 17... Rfd8 { [%eval -0.18] [%clk 0:42:14] } 18. g4 { [%eval -0.72] [%clk 0:11:16] } 18... Nc5?! { [%eval 0.22] } { Inaccuracy. d5 was best. } { [%clk 0:36:48] } 19. Bxc5?? { [%eval -1.9] } { Blunder. Qc4 was best. } { [%clk 0:09:17] } 19... Qxc5+ { [%eval -2.24] [%clk 0:35:43] } 20. Kh1 { [%eval -2.01] [%clk 0:08:13] } 20... Nd7 { [%eval -1.67] [%clk 0:34:08] } 21. Rg1 { [%eval -1.65] [%clk 0:04:07] } 21... h6 { [%eval -1.52] [%clk 0:32:29] } 22. Nb3 { [%eval -1.75] [%clk 0:03:21] } 22... Qb4 { [%eval -1.96] [%clk 0:29:14] } 23. Qf2 { [%eval -2.27] [%clk 0:01:36] } 23... Nf6 { [%eval -2.11] [%clk 0:17:51] } 24. Qe1 { [%eval -2.45] [%clk 0:01:01] } 24... a5 { [%eval -2.36] [%clk 0:12:51] } 25. h4? { [%eval -3.99] } { Mistake. Rd1 was best. } { [%clk 0:00:59] } 25... d5 { [%eval -4.13] [%clk 0:10:54] } 26. g5?! { [%eval -5.43] } { Inaccuracy. exd5 was best. } { [%clk 0:00:33] } 26... hxg5? { [%eval -3.03] } { Mistake. dxe4 was best. } { [%clk 0:10:12] } 27. hxg5 { [%eval -3.29] [%clk 0:00:33] } 27... Nxe4 { [%eval -2.55] [%clk 0:10:13] } 28. Nxe4?? { [%eval -7.14] } { Blunder. f6 was best. } { [%clk 0:00:31] } 28... dxe4 { [%eval -7.29] [%clk 0:10:34] } 29. Qxb4 { [%eval -7.36] [%clk 0:00:32] } 29... Bxb4 { [%eval -6.65] [%clk 0:10:03] } 30. Bd1 { [%eval -7.66] [%clk 0:00:33] } 30... e3+ { [%eval -7.7] [%clk 0:09:51] } 31. Kh2 { [%eval -7.83] [%clk 0:00:58] } 31... e2 { [%eval -7.37] [%clk 0:10:08] } 32. Bxe2 { [%eval -8.09] [%clk 0:01:20] } 32... Rxc2 { [%eval -8.39] [%clk 0:10:34] } 33. Nc1 { [%eval -8.11] [%clk 0:01:25] } 33... Bf3 { [%eval -7.63] [%clk 0:10:37] } 34. Rg2 { [%eval -8.24] [%clk 0:01:11] } 34... Bxg2 { [%eval -8.35] [%clk 0:10:43] } 35. Kxg2 { [%eval -8.83] [%clk 0:01:37] } 35... Rd1 { [%eval -8.69] [%clk 0:10:50] } 0-1