Evans gambit - 5...Be7
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7
White advances the king's pawn to e4. Black pushes the king's pawn to e5. White develops the knight to f3.
Black develops the knight to c6. White develops the light-squared bishop to c4. Black develops the dark-squared bishop to c5.
White advances the b-pawn to b4. Black captures with the dark-squared bishop on b4. White pushes the c-pawn to c3.
Black places the dark-squared bishop to e7.