Ruy Lopez: Alapin Defense, Alapin Gambit

The Ruy Lopez: Alapin Defense, Alapin Gambit is a chess opening classified under ECO code C60 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 5 moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bb4 4. c3 Ba5 5. Bxc6 dxc6. The resulting position leaves white to move.