The belt has {HEAD ~ a detachable tongue} secured in {TAIL ~ a detachable anchor} so that the belt can be released and retracted into a storage compartment above the seat 
secured in
The belt has { HEAD ~ a detachable tongue } secured in { TAIL ~ a detachable anchor } so that the belt can be released and retracted into a storage compartment above the seat
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH