Bishop's opening - Lewis counter-gambit
1. e4 e5 2. Bc4 Bc5 3. c3 d5
White moves the king's pawn to e4. Black advances the king's pawn to e5. White develops the light-squared bishop to c4.
Black develops the dark-squared bishop to c5. White pushes the c-pawn to c3. Black moves the queen's pawn to d5.