Event: do 60 let
Date: 2024-08-16
White: Ortoft, Kai
WhiteElo: 1968
Black: Siebenburger, Vlastimil
BlackElo: 1943
Result: 1/2-1/2
ECO: E18
Opening: Queen's Indian Defense: Classical Variation, Traditional Variation, Nimzowitsch Line
Variant: Standard

1. d4 { [%eval 0.16] [%clk 1:30:54] } 1... Nf6 { [%eval 0.17] [%clk 1:30:48] } 2. Nf3 { [%eval 0.1] [%clk 1:31:03] } 2... e6 { [%eval 0.14] [%clk 1:31:09] } 3. g3 { [%eval 0.08] [%clk 1:31:13] } 3... b6 { [%eval 0.31] [%clk 1:29:49] } 4. Bg2 { [%eval 0.33] [%clk 1:31:32] } 4... Bb7 { [%eval 0.27] [%clk 1:30:17] } 5. O-O { [%eval 0.21] [%clk 1:31:43] } 5... Be7 { [%eval 0.32] [%clk 1:30:08] } 6. c4 { [%eval 0.28] [%clk 1:31:57] } 6... O-O { [%eval 0.26] [%clk 1:27:57] } 7. Nc3 { [%eval 0.19] [%clk 1:32:12] } 7... d5 { [%eval 0.25] [%clk 1:27:48] } 8. cxd5 { [%eval 0.24] [%clk 1:30:01] } 8... exd5 { [%eval 0.44] [%clk 1:18:53] } 9. Bf4 { [%eval 0.45] [%clk 1:28:52] } 9... c5 { [%eval 0.88] [%clk 1:02:14] } 10. h3 { [%eval 0.33] [%clk 1:21:09] } 10... Nh5?! { [%eval 1.09] } { Inaccuracy. Nbd7 was best. } { [%clk 0:58:17] } 11. Bxb8?! { [%eval 0.01] } { Inaccuracy. Ne5 was best. } { [%clk 1:14:51] } 11... Rxb8 { [%eval 0.01] [%clk 0:58:42] } 12. e3 { [%eval -0.02] [%clk 1:15:12] } 12... Nf6 { [%eval -0.09] [%clk 0:55:55] } 13. Ne5 { [%eval -0.08] [%clk 1:13:44] } 13... a6 { [%eval -0.15] [%clk 0:50:35] } 14. a4 { [%eval -0.09] [%clk 1:12:30] } 14... Qc7 { [%eval -0.07] [%clk 0:48:25] } 15. Rc1 { [%eval -0.12] [%clk 1:08:58] } 15... Rfd8 { [%eval 0.1] [%clk 0:46:08] } 16. Qf3 { [%eval -0.26] [%clk 1:04:32] } 16... Bd6 { [%eval -0.25] [%clk 0:39:41] } 17. Nd3 { [%clk 1:02:35] } 17... Ne4 { [%clk 0:37:24] } 18. Rfd1 { [%clk 1:02:38] } 18... c4 { [%clk 0:35:55] } 19. Nf4 Bxf4 1/2-1/2