Grob - Romford counter-gambit
1. g4 d5 2. Bg2 Bxg4 3. c4 d4
White advances the g-pawn to g4. Black moves the queen's pawn to d5. White develops the light-squared bishop to g2.
Black develops the light-squared bishop to g4. White plays the c-pawn to c4. Black advances the queen's pawn to d4.