French Defense: Orthoschnapp Gambit

The French Defense: Orthoschnapp Gambit is a chess opening classified under ECO code C00 in the Open Games & French Defense family, beginning with 1.e4 e5 or 1.e4 e6, including the Italian Game, Ruy Lopez, and French Defense. It is reached after 4 moves: 1. e4 e6 2. c4 d5 3. cxd5 exd5 4. Qb3. The resulting position leaves black to move.