two extending right cooperating sleeve length portions from a shoulder covering area in {HEAD ~ initial unconnected relation} of {TAIL ~ said length portions}, 
of
two extending right cooperating sleeve length portions from a shoulder covering area in { HEAD ~ initial unconnected relation } of { TAIL ~ said length portions } ,
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH