Gedult attack
1. d4 Nf6 2. f3 d5 3. g4
White moves the queen's pawn to d4. Black develops the knight to f6. White pushes the f-pawn to f3.
Black pushes the queen's pawn to d5. White moves the g-pawn to g4.
White moves the queen's pawn to d4. Black develops the knight to f6. White pushes the f-pawn to f3.
Black pushes the queen's pawn to d5. White moves the g-pawn to g4.