Commands from the command line - definition of transversal reinforcement

The following parameters are specified in the command line while defining a transversal bar:

Bar diameter or [Cover / Stirrup type / Define ] <6>: 8

Select option [Diameter / Cover / Stirrup type / Define ] <Define>:

Reinforcement diameter <8>:

Cover <5.5> : 6

Stirrup type: [Polygon / Round / Pin / Shackle / Base / Any ] <Polygon>: