English - closed - 5.Rb1

White plays the c-pawn to c4. Black plays the king's pawn to e5. White develops the knight to c3.

Black develops the knight to c6. White moves the g-pawn to g3. Black pushes the g-pawn to g6.

White develops the light-squared bishop to g2. Black develops the dark-squared bishop to g7. White deploys the rook to b1.