{HEAD ~ The first sleeve} is bonded to {TAIL ~ both a portion} of the exterior surface of the core and a portion of the interior surface of the second sleeve 
is bonded to
{ HEAD ~ The first sleeve } is bonded to { TAIL ~ both a portion } of the exterior surface of the core and a portion of the interior surface of the second sleeve
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL 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 OTH OTH