King's Indian - Semi-Averbakh system
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3
White advances the queen's pawn to d4. Black develops the knight to f6. White pushes the c-pawn to c4.
Black plays the g-pawn to g6. White develops the knight to c3. Black develops the dark-squared bishop to g7.
White plays the king's pawn to e4. Black pushes the queen's pawn to d6. White develops the light-squared bishop to e2.
Black castles kingside. White moves the dark-squared bishop to e3.