Italian Game: Classical Variation, Giuoco Pianissimo, with a5

The Italian Game: Classical Variation, Giuoco Pianissimo, with a5 is a chess opening classified under ECO code C54 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 6 moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 a5 6. c3. The resulting position leaves black to move.