{HEAD ~ The shape} of {TAIL ~ the centrally disposed opening} 70 can conform to the article being handled 
{ HEAD ~ The shape } of { TAIL ~ the centrally disposed opening } 70 can conform to the article being handled
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH