Event: FIDE U16 Olympiad_boards_1-80
Date: 2023-08-17
White: Ivor Colev
Black: Matthias Mattenberger
Result: 1-0
ECO: B28
Opening: Sicilian Defense: O'Kelly Variation, Yerevan System
Variant: Standard
TimeControl: 2700+10

1. e4 { [%eval 0.36] [%clk 0:45:19] } 1... c5 { [%eval 0.32] [%clk 0:45:19] } 2. Nf3 { [%eval 0.0] [%clk 0:45:28] } 2... a6?! { [%eval 0.67] } { Inaccuracy. d6 was best. } { [%clk 0:45:27] } 3. Nc3?! { [%eval 0.0] } { Inaccuracy. c4 was best. } { [%clk 0:44:50] } 3... b5 { [%eval 0.41] [%clk 0:45:36] } 4. d4 { [%eval 0.51] [%clk 0:42:50] } 4... cxd4 { [%eval 0.44] [%clk 0:45:44] } 5. Nxd4 { [%eval 0.41] [%clk 0:42:50] } 5... Bb7 { [%eval 0.48] [%clk 0:45:47] } 6. Bd3 { [%eval 0.37] [%clk 0:41:22] } 6... e6 { [%eval 0.58] [%clk 0:45:54] } 7. O-O { [%eval 0.17] [%clk 0:41:21] } 7... Nc6 { [%eval 0.57] [%clk 0:46:02] } 8. Nxc6 { [%eval 0.26] [%clk 0:40:04] } 8... Bxc6 { [%eval 0.41] [%clk 0:46:10] } 9. Be3 { [%eval 0.09] [%clk 0:38:05] } 9... Ne7 { [%eval 0.63] [%clk 0:44:30] } 10. Qg4 { [%eval 0.42] [%clk 0:28:01] } 10... Ng6 { [%eval 0.53] [%clk 0:38:27] } 11. f4 { [%eval 0.54] [%clk 0:27:13] } 11... h5 { [%eval 0.79] [%clk 0:29:20] } 12. Qf3 { [%eval 0.85] [%clk 0:23:43] } 12... Qc7 { [%eval 0.75] [%clk 0:26:34] } 13. Qf2 { [%eval 0.75] [%clk 0:21:18] } 13... Qb7 { [%eval 1.28] [%clk 0:23:51] } 14. Bd4 { [%eval 1.13] [%clk 0:13:44] } 14... d6 { [%eval 1.65] [%clk 0:12:01] } 15. f5 { [%eval 1.61] [%clk 0:12:54] } 15... Ne5 { [%eval 1.49] [%clk 0:10:13] } 16. Bxe5 { [%eval 1.18] [%clk 0:10:30] } 16... dxe5 { [%eval 1.26] [%clk 0:10:22] } 17. fxe6 { [%eval 1.22] [%clk 0:10:39] } 17... fxe6 { [%eval 1.2] [%clk 0:09:18] } 18. Qg3?! { [%eval 0.51] } { Inaccuracy. Kh1 was best. } { [%clk 0:10:47] } 18... O-O-O { [%eval 0.21] [%clk 0:07:59] } 19. Qxe5 { [%eval 0.02] [%clk 0:09:55] } 19... Rh6 { [%eval 0.09] [%clk 0:07:39] } 20. a4 { [%eval -0.23] [%clk 0:04:41] } 20... Rg6?? { [%eval 4.03] } { Blunder. Bd6 was best. } { [%clk 0:05:10] } 21. Rxf8 { [%eval 3.7] [%clk 0:03:18] } 21... Rxf8 { [%eval 4.04] [%clk 0:04:27] } 22. Qc5 { [%eval 4.0] [%clk 0:03:10] } 22... Rf7?! { [%eval 5.65] } { Inaccuracy. Rf5 was best. } { [%clk 0:02:48] } 23. axb5 { [%eval 5.69] [%clk 0:03:18] } 23... Qa7 { [%eval 6.7] [%clk 0:02:40] } 24. Qxa7 { [%eval 5.68] [%clk 0:03:23] } 24... Rxa7 { [%eval 5.74] [%clk 0:02:48] } 25. bxc6 { [%eval 5.75] [%clk 0:03:32] } 25... Kb8 { [%eval 5.69] [%clk 0:02:03] } 26. Rxa6 { [%eval 5.5] [%clk 0:03:14] } 26... Rf6 { [%eval 6.18] [%clk 0:00:49] } 27. Rxa7 { [%eval 6.21] [%clk 0:03:09] } 27... Kxa7 { [%eval 6.28] [%clk 0:00:58] } 28. Nb5+ { [%eval 6.14] [%clk 0:03:06] } 28... Kb6 { [%eval 6.19] [%clk 0:00:55] } 29. c7 { [%eval 6.03] [%clk 0:03:13] } 29... Rf8 { [%eval 6.35] [%clk 0:01:04] } 30. Bc4 { [%eval 6.17] [%clk 0:02:33] } 1-0