Van Geet Opening Dunst Perrenet Gambit (1.Nc3 d5 2.e4 dxe4 3.d3) Chess Puzzles

I don’t have a reliably documented, specific move-order for the “van geet opening dunst perrenet gambit” as a distinct, named sub-variation in the way common Van Geet lines are. What I can say is that, as an opening-class concept, it refers to a Van Geet–family gambit idea where White offers material early to gain initiative—typically by pushing development and attacking chances rather than holding onto the pawn. For an intermediate player, the defining feature to look for is an early pawn sacrifice tied to rapid piece activity and pressure on the center/queenside rather than a slow positional