Ruy Lopez: Morphy Defense, Graz Variation

The Ruy Lopez: Morphy Defense, Graz Variation is a chess opening classified under ECO code C70 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 a6 4. Ba4 b5 5. Bb3 Bc5. The resulting position leaves white to move.