Vienna gambit - Kaufmann variation
1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Bg4 6. Qe2
White moves the king's pawn to e4. Black advances the king's pawn to e5. White develops the knight to c3.
Black develops the knight to f6. White pushes the f-pawn to f4. Black plays the queen's pawn to d5.
White captures on e5 with the f-pawn. Black captures with the knight on e4. White jumps the knight to f3.
Black develops the light-squared bishop to g4. White places the queen to e2.