Ruy Lopez - Berlin defence - Kaufmann variation
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Be3
White plays 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 develops the light-squared bishop to b5. Black transfers the knight to f6.
White moves the queen's pawn to d3. Black develops the dark-squared bishop to c5. White deploys the dark-squared bishop to e3.