Ponziani - Caro variation
1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 Bd7
White pushes the king's pawn to e4. Black plays the king's pawn to e5. White develops the knight to f3.
Black develops the knight to c6. White plays the c-pawn to c3. Black moves the queen's pawn to d5.
White moves the queen to a4. Black develops the light-squared bishop to d7.