King's Indian - 3.g3 - counterthrust variation
1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5
White plays the queen's pawn to d4. Black develops the knight to f6. White advances the c-pawn to c4.
Black pushes the g-pawn to g6. White moves the g-pawn to g3. Black develops the dark-squared bishop to g7.
White develops the light-squared bishop to g2. Black advances the queen's pawn to d5.