Neo-Gruenfeld (Kemeri) defence
1. d4 Nf6 2. c4 g6 3. g3 d5
White moves the queen's pawn to d4. Black develops the knight to f6. White pushes the c-pawn to c4.
Black moves the g-pawn to g6. White pushes the g-pawn to g3. Black advances the queen's pawn to d5.