{HEAD ~ A jacket} comprising {TAIL ~ a pair} of front panels, a back panel, a collar, and sleeves 
{ HEAD ~ A jacket } comprising { TAIL ~ a pair } of front panels , a back panel , a collar , and sleeves
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH