Blumenfeld Countergambit Dus-Khotimirsky Variation Chess Puzzles

The blumenfeld countergambit dus-khotimirsky variation is a specific Blumenfeld Countergambit line where Black chooses a sharp, theory-heavy response to White’s central setup, aiming to turn the pawn structure into active play. I don’t have a reliably documented, universally agreed exact move order for the “Dus-Khotimirsky” sub-variation, so I can’t quote the precise defining move sequence without risking inaccuracy. What you can usually identify is that it belongs to the Blumenfeld Countergambit’s tactical family: Black accepts or immediately challenges the c4/d4 center to gain tempo and piec