The Ruy Lopez: Morphy Defense, Modern Steinitz Defense is a chess opening classified under ECO code C72 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 d6 5. O-O. The resulting position leaves black to move.
Resulting Position
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O
r1bqkbnr/1pp2ppp/p1np4/4p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 b kq - 1 5Resulting Position