In {TAIL ~ another version}, {HEAD ~ the restraints} are pulled back against the knees when the user sits down 
In
In { TAIL ~ another version } , { HEAD ~ the restraints } are pulled back against the knees when the user sits down
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH