In the 1st position, the feet are together, heel against heel.
In the 2nd position, the heels are separated sidewise, and on the same line.
In the 3rd position, the heel of one foot touches the middle of the other.
In the 4th position, the feet are separated as in walking, either directly forward or directly backward.
In the 5th position, the heel of one foot touches the point of the other.