Event: Round 4: Rogerson, Mark W - Rughani, Mahin
Site: https://lichess.org/broadcast/scarborough-chess-congress-2025-open/round-4/f1riLyMC/BT8dnLAo
Date: 2025-10-26
White: Rogerson, Mark W
WhiteElo: 2050
Black: Rughani, Mahin
BlackElo: 2020
Result: 1/2-1/2
ECO: D46
Opening: Semi-Slav Defense: Main Line
Variant: Standard

1. c4 { [%eval 0.12] [%clk 1:48:12] } 1... c6 { [%eval 0.23] [%clk 1:48:14] } 2. Nf3 { [%eval 0.21] [%clk 1:46:39] } 2... d5 { [%eval 0.32] [%clk 1:47:47] } 3. d4 { [%eval 0.2] [%clk 1:45:23] } 3... Nf6 { [%eval 0.24] [%clk 1:47:48] } 4. Nc3 { [%eval 0.16] [%clk 1:45:08] } 4... e6 { [%eval 0.12] [%clk 1:47:44] } 5. e3 { [%eval 0.21] [%clk 1:40:58] } 5... Nbd7 { [%eval 0.2] [%clk 1:46:24] } 6. Bd3 { [%eval 0.1] [%clk 1:40:24] } 6... b6 { [%eval 0.39] [%clk 1:35:03] } 7. O-O { [%eval 0.46] [%clk 1:40:13] } 7... Bb7 { [%eval 0.34] [%clk 1:34:57] } 8. b3 { [%eval 0.32] [%clk 1:37:55] } 8... Be7 { [%eval 0.39] [%clk 1:31:44] } 9. Bb2 { [%eval 0.32] [%clk 1:37:56] } 9... O-O { [%eval 0.39] [%clk 1:31:38] } 10. Qe2 { [%eval 0.42] [%clk 1:34:06] } 10... Qc7 { [%eval 0.32] [%clk 1:26:37] } 11. Rac1 { [%eval 0.38] [%clk 1:31:15] } 11... dxc4 { [%eval 0.28] [%clk 1:24:15] } 12. Bxc4 { [%eval 0.36] [%clk 1:27:20] } 12... c5 { [%eval 0.36] [%clk 1:13:05] } 13. Rfd1 { [%eval 0.31] [%clk 1:23:39] } 13... Rac8 { [%eval 0.4] [%clk 1:09:15] } 14. Nb5 { [%eval -0.05] [%clk 1:00:26] } 14... Qb8 { [%eval -0.08] [%clk 1:09:12] } 15. dxc5 { [%eval -0.19] [%clk 1:00:08] } 15... Bxc5 { [%eval 0.07] [%clk 1:08:20] } 16. Nbd4 { [%eval 0.16] [%clk 0:59:20] } 16... Bd5?! { [%eval 1.11] } { Inaccuracy. Rfe8 was best. } { [%clk 0:58:40] } 17. a3?! { [%eval 0.35] } { Inaccuracy. Bxd5 was best. } { [%clk 0:47:59] } 17... Bxc4 { [%eval 0.2] [%clk 0:45:45] } 18. Rxc4 { [%eval 0.38] [%clk 0:47:33] } 18... b5 { [%eval 0.3] [%clk 0:44:04] } 19. Rcc1 { [%eval 0.25] [%clk 0:44:52] } 19... b4 { [%eval 0.28] [%clk 0:39:42] } 20. axb4 { [%eval 0.19] [%clk 0:42:57] } 20... Qxb4 { [%eval 0.22] [%clk 0:39:05] } 21. Rc4 { [%eval 0.24] [%clk 0:41:49] } 21... Qb7 { [%eval 0.26] [%clk 0:30:37] } 22. Rdc1 { [%eval 0.19] [%clk 0:39:52] } 22... Nd5 { [%eval 0.12] [%clk 0:28:57] } 23. h3 { [%eval 0.15] [%clk 0:27:56] } 23... h6 { [%eval 0.2] [%clk 0:25:24] } 24. Nd2 { [%eval 0.01] [%clk 0:23:34] } 24... N5b6 { [%eval 0.23] [%clk 0:18:22] } 25. R4c2 { [%eval 0.12] [%clk 0:23:10] } 25... Bxd4 { [%eval 0.13] [%clk 0:11:24] } 26. Bxd4 { [%eval 0.15] [%clk 0:23:00] } 26... Rxc2 { [%eval 0.14] [%clk 0:11:09] } 27. Rxc2 { [%eval 0.18] [%clk 0:23:09] } 27... Rc8 { [%eval 0.17] [%clk 0:10:29] } 28. Qd1 { [%eval 0.07] [%clk 0:20:29] } 28... e5 { [%eval 0.16] [%clk 0:08:27] } 29. Bxb6 { [%eval 0.17] [%clk 0:18:23] } 29... Nxb6 { [%eval 0.23] [%clk 0:07:41] } 1/2-1/2