Event: 50+ World Senior Championship
Site: -
Date: 2023-10-28
White: Bischoff, Klaus
WhiteTitle: GM
WhiteElo: 2473
Black: Nadanian, Ashot
BlackTitle: IM
BlackElo: 2279
Result: 1/2-1/2
ECO: D30
Opening: Queen's Gambit Declined: Tarrasch Defense, Pseudo-Tarrasch
Variant: Standard

1. Nf3 { [%eval 0.36] [%clk 1:30:46] } 1... d5 { [%eval 0.34] [%clk 1:30:00] } 2. c4 { [%eval 0.0] [%clk 1:30:57] } 2... e6 { [%eval 0.2] [%clk 1:30:12] } 3. d4 { [%eval 0.0] [%clk 1:31:10] } 3... c5 { [%eval 0.47] [%clk 1:29:33] } 4. cxd5 { [%eval 0.53] [%clk 1:30:53] } 4... exd5 { [%eval 0.45] [%clk 1:29:54] } 5. g3 { [%eval 0.4] [%clk 1:31:00] } 5... Nc6 { [%eval 0.52] [%clk 1:29:48] } 6. Bg2 { [%eval 0.67] [%clk 1:31:22] } 6... Nf6 { [%eval 0.59] [%clk 1:28:57] } 7. O-O { [%eval 0.51] [%clk 1:31:36] } 7... cxd4 { [%eval 0.86] [%clk 1:22:35] } 8. Nxd4 { [%eval 0.61] [%clk 1:29:03] } 8... Bc5 { [%eval 1.03] [%clk 1:21:54] } 9. Nb3?! { [%eval 0.38] } { Inaccuracy. Nxc6 was best. } { [%clk 1:25:31] } 9... Bb6 { [%eval 0.29] [%clk 1:21:49] } 10. Nc3 { [%eval 0.29] [%clk 1:24:07] } 10... d4 { [%eval 0.18] [%clk 1:20:43] } 11. Na4 { [%eval 0.31] [%clk 1:22:12] } 11... O-O { [%eval 0.22] [%clk 1:20:31] } 12. Bg5 { [%eval 0.24] [%clk 1:13:05] } 12... h6 { [%eval 0.61] [%clk 1:19:49] } 13. Bxf6 { [%eval 0.35] [%clk 1:12:46] } 13... Qxf6 { [%eval 0.39] [%clk 1:20:11] } 14. Nxb6 { [%eval 0.34] [%clk 1:04:45] } 14... axb6 { [%eval 0.5] [%clk 1:20:13] } 15. Bxc6 { [%eval 0.28] [%clk 1:05:06] } 15... bxc6 { [%eval 0.29] [%clk 1:20:32] } 16. Qxd4 { [%eval 0.39] [%clk 1:05:22] } 16... Rd8 { [%eval 0.34] [%clk 1:20:41] } 17. Qxf6 { [%eval 0.29] [%clk 1:01:56] } 17... gxf6 { [%eval 0.26] [%clk 1:20:44] } 18. Rfd1 { [%eval 0.27] [%clk 0:58:11] } 18... Rxd1+ { [%eval 0.25] [%clk 1:20:07] } 19. Rxd1 { [%eval 0.28] [%clk 0:57:35] } 19... Be6 { [%eval 0.27] [%clk 1:20:28] } 20. Nc1 { [%eval 0.28] [%clk 0:57:11] } 20... Bxa2 { [%eval 0.25] [%clk 1:20:39] } 21. Nxa2 { [%eval 0.01] [%clk 0:57:30] } 21... Rxa2 { [%eval 0.09] [%clk 1:21:03] } 22. Rd6 { [%eval 0.03] [%clk 0:57:38] } 22... Rxb2 { [%eval 0.08] [%clk 1:20:00] } 23. Rxc6 { [%eval 0.1] [%clk 0:57:47] } 23... Rxe2 { [%eval 0.1] [%clk 1:19:33] } 1/2-1/2