Event: Schweizer Jugend Einzelmeisterschaft 2024
Site: Glarus, Switzerland
Date: 2024-05-20
White: Guyer, Marlon
WhiteElo: 1866
Black: Mattenberger, Matthias
BlackTitle: FM
BlackElo: 2276
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, English Attack
Variant: Standard
TimeControl: 90 min + 30 sec per move

1. e4 { [%eval 0.14] [%clk 1:30:58] } 1... c5 { [%eval 0.25] [%clk 1:30:52] } 2. Nf3 { [%eval 0.25] [%clk 1:31:23] } 2... d6 { [%eval 0.27] [%clk 1:31:19] } 3. d4 { [%eval 0.31] [%clk 1:31:46] } 3... cxd4 { [%eval 0.28] [%clk 1:31:46] } 4. Nxd4 { [%eval 0.33] [%clk 1:32:11] } 4... Nf6 { [%eval 0.24] [%clk 1:32:11] } 5. Nc3 { [%eval 0.24] [%clk 1:32:37] } 5... a6 { [%eval 0.2] [%clk 1:32:38] } 6. Be3 { [%eval 0.26] [%clk 1:33:01] } 6... e5 { [%eval 0.2] [%clk 1:33:05] } 7. Nb3 { [%eval 0.16] [%clk 1:33:26] } 7... Be7 { [%eval 0.3] [%clk 1:33:25] } 8. h3 { [%eval 0.33] [%clk 1:33:50] } 8... Be6 { [%eval 0.4] [%clk 1:31:22] } 9. f4 { [%eval 0.03] [%clk 1:34:11] } 9... b5 { [%eval 0.48] [%clk 1:31:47] } 10. f5?! { [%eval -0.11] } { Inaccuracy. Qf3 was best. } { [%clk 1:06:08] } 10... Bc8 { [%eval -0.05] [%clk 1:32:10] } 11. a4 { [%eval 0.0] [%clk 0:39:46] } 11... b4 { [%eval 0.0] [%clk 1:24:14] } 12. Nd5 { [%eval 0.0] [%clk 0:39:38] } 12... Nbd7 { [%eval -0.04] [%clk 1:20:37] } 13. Bc4 { [%eval -0.27] [%clk 0:31:20] } 13... Bb7 { [%eval -0.28] [%clk 1:18:52] } 14. Qd3 { [%eval -0.8] [%clk 0:31:23] } 14... Nxd5 { [%eval -0.79] [%clk 1:08:02] } 15. Bxd5 { [%eval -0.73] [%clk 0:31:42] } 15... Bxd5 { [%eval -0.68] [%clk 1:02:40] } 16. Qxd5 { [%eval -0.59] [%clk 0:31:54] } 16... Rc8 { [%eval -0.78] [%clk 1:02:23] } 17. O-O-O { [%eval -0.91] [%clk 0:27:19] } 17... Qc7 { [%eval -0.87] [%clk 1:01:45] } 18. Qd3 { [%eval -0.87] [%clk 0:26:35] } 18... Qc6 { [%eval -0.66] [%clk 1:00:32] } 19. a5 { [%eval -1.08] [%clk 0:20:09] } 19... Nf6 { [%eval -1.03] [%clk 1:00:10] } 20. Nd2 { [%eval -1.32] [%clk 0:17:51] } 20... d5 { [%eval -1.37] [%clk 0:50:35] } 21. exd5 { [%eval -1.49] [%clk 0:14:07] } 21... Nxd5 { [%eval -1.41] [%clk 0:49:47] } 22. Rhe1? { [%eval -2.75] } { Mistake. Nc4 was best. } { [%clk 0:14:14] } 22... O-O { [%eval -2.96] [%clk 0:47:38] } 23. Ne4 { [%eval -2.82] [%clk 0:09:50] } 23... Qa4 { [%eval -2.77] [%clk 0:26:42] } 24. Kb1? { [%eval -4.6] } { Mistake. f6 was best. } { [%clk 0:06:46] } 24... Nc3+?? { [%eval -0.64] } { Blunder. Rxc2 was best. } { [%clk 0:17:46] } 25. Nxc3 { [%eval -0.75] [%clk 0:01:06] } 25... bxc3 { [%eval -0.7] [%clk 0:17:53] } 26. b3 { [%eval -0.76] [%clk 0:01:21] } 26... Qxa5 { [%eval -0.46] [%clk 0:17:32] } 27. Qd5 { [%eval -0.4] [%clk 0:01:21] } 27... Qb4 { [%eval -0.05] [%clk 0:11:49] } 28. Qxe5 { [%eval -0.06] [%clk 0:00:47] } 28... Bf6 { [%eval -0.05] [%clk 0:11:03] } 29. Qf4 { [%eval -0.46] [%clk 0:00:40] } 29... Qb7?! { [%eval 0.28] } { Inaccuracy. Qa3 was best. } { [%clk 0:10:52] } 30. g4 { [%eval 0.0] [%clk 0:00:32] } 30... Bh4 { [%eval 0.11] [%clk 0:09:58] } 31. g5?? { [%eval -3.61] } { Blunder. Bf2 was best. } { [%clk 0:00:33] } 31... Bxe1 { [%eval -3.62] [%clk 0:10:04] } 32. Rxe1 { [%eval -3.61] [%clk 0:00:52] } 32... Rfe8 { [%eval -3.54] [%clk 0:09:13] } 33. f6 { [%eval -4.42] [%clk 0:00:34] } 33... Re4 { [%eval -3.9] [%clk 0:09:11] } 34. Qd6?! { [%eval -4.92] } { Inaccuracy. Qf3 was best. } { [%clk 0:00:32] } 34... Qc6?! { [%eval -3.9] } { Inaccuracy. a5 was best. } { [%clk 0:08:57] } 35. Qa3?! { [%eval -5.28] } { Inaccuracy. Qxc6 was best. } { [%clk 0:00:32] } 35... Qe6 { [%eval -5.15] [%clk 0:08:16] } 36. Qc1 { [%eval -5.96] [%clk 0:00:32] } 36... Rb8 { [%eval -5.84] [%clk 0:08:10] } 37. Ka1?? { [%eval #-5] } { Checkmate is now unavoidable. Qa3 was best. } { [%clk 0:00:32] } 37... Re8?? { [%eval -5.5] } { Lost forced checkmate sequence. Rxb3 was best. } { [%clk 0:08:22] } 38. Bf2?! { [%eval -8.58] } { Inaccuracy. Rd1 was best. } { [%clk 0:00:31] } 38... Rxe1 { [%eval -8.3] [%clk 0:08:43] } 0-1