French Defense: La Bourdonnais Variation, Reuter Gambit

The French Defense: La Bourdonnais Variation, Reuter 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 3 moves: 1. e4 e6 2. f4 d5 3. Nf3 dxe4. The resulting position leaves white to move.