Event: Tournament
Date: 2021-10-09
White: Demidov, Mikhail
Black: Riazantsev, Alexander
Result: 1/2-1/2
ECO: D02
Opening: Queen's Pawn Game: London System
Variant: Standard

1. Nf3 { [%eval 0.13] [%clk 0:03:03] } 1... d5 { [%eval 0.2] [%clk 0:03:03] } 2. d4 { [%eval 0.0] [%clk 0:03:03] } 2... Nf6 { [%eval 0.09] [%clk 0:03:02] } 3. Bf4 { [%eval -0.09] [%clk 0:03:05] } 3... c5 { [%eval 0.0] [%clk 0:03:04] } 4. dxc5 { [%eval 0.0] [%clk 0:03:05] } 4... e6 { [%eval -0.12] [%clk 0:03:02] } 5. e3 { [%eval -0.13] [%clk 0:03:06] } 5... Bxc5 { [%eval -0.13] [%clk 0:03:01] } 6. Be2 { [%eval -0.21] [%clk 0:03:07] } 6... O-O { [%eval -0.05] [%clk 0:02:50] } 7. O-O { [%eval -0.21] [%clk 0:03:08] } 7... b6 { [%eval 0.0] [%clk 0:02:39] } 8. c4 { [%eval 0.09] [%clk 0:03:07] } 8... Bb7 { [%eval 0.09] [%clk 0:02:39] } 9. Nc3 { [%eval -0.11] [%clk 0:03:09] } 9... Nbd7 { [%eval 0.19] [%clk 0:02:38] } 10. a3 { [%eval -0.2] [%clk 0:03:09] } 10... a6?! { [%eval 0.49] } { Inaccuracy. dxc4 was best. } { [%clk 0:02:34] } 11. Rc1?! { [%eval -0.13] } { Inaccuracy. cxd5 was best. } { [%clk 0:03:06] } 11... dxc4 { [%eval -0.08] [%clk 0:02:27] } 12. Bxc4 { [%eval -0.03] [%clk 0:03:04] } 12... b5 { [%eval -0.15] [%clk 0:02:28] } 13. Ba2 { [%eval -0.25] [%clk 0:02:56] } 13... Rc8 { [%eval -0.27] [%clk 0:02:21] } 14. Qe2 { [%eval -0.19] [%clk 0:02:56] } 14... Qb6 { [%eval -0.25] [%clk 0:02:13] } 15. Rfd1 { [%eval -0.24] [%clk 0:02:50] } 15... h6? { [%eval 0.77] } { Mistake. Rfd8 was best. } { [%clk 0:02:11] } 16. h3? { [%eval -0.28] } { Mistake. b4 was best. } { [%clk 0:02:49] } 16... Rfd8 { [%eval -0.23] [%clk 0:02:11] } 17. Bb1 { [%eval -0.29] [%clk 0:02:31] } 17... Be7 { [%eval -0.23] [%clk 0:02:08] } 18. Bg3 { [%eval -0.23] [%clk 0:02:13] } 18... Nc5 { [%eval -0.28] [%clk 0:02:07] } 19. Rxd8+ { [%eval -0.14] [%clk 0:02:06] } 19... Rxd8 { [%eval -0.3] [%clk 0:01:47] } 20. Rd1 { [%eval -0.25] [%clk 0:01:57] } 20... Nce4 { [%eval -0.18] [%clk 0:01:36] } 21. Be5 { [%eval -0.19] [%clk 0:01:42] } 21... Nxc3 { [%eval -0.08] [%clk 0:01:27] } 22. Bxc3 { [%eval 0.0] [%clk 0:01:34] } 22... Rxd1+ { [%eval 0.0] [%clk 0:01:26] } 23. Qxd1 { [%eval 0.08] [%clk 0:01:35] } 23... Qc6 { [%eval 0.0] [%clk 0:01:19] } 24. Qc2 { [%eval 0.0] [%clk 0:01:15] } 24... Kf8 { [%eval 0.0] [%clk 0:01:14] } 25. Bd4 { [%eval 0.0] [%clk 0:01:13] } 25... Qxc2 { [%eval 0.0] [%clk 0:01:02] } 26. Bxc2 { [%eval 0.0] [%clk 0:01:15] } 1/2-1/2