Legal position: A position established by a marker that does not violate any of the provisions outlined in XIV.B.
This refers to legal marking position. In general, this means there is sufficient space between the marker and the thrower’s torso, the marker is not straddling the pivot, and the marker’s arms are not "wrapping" the thrower.
Legal position: A position established by a marker that does not violate any of the provisions outlined in 15.B.
This refers to legal marking position. In general, this means there is sufficient space between the marker and the thrower's torso, the marker is not straddling the pivot, and the marker's arms are not "wrapping" the thrower.