English - closed system
1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7
White moves the c-pawn to c4. Black advances the king's pawn to e5. White develops the knight to c3.
Black develops the knight to c6. White plays the g-pawn to g3. Black moves the g-pawn to g6.
White develops the light-squared bishop to g2. Black develops the dark-squared bishop to g7.