{HEAD ~ The shield} is comprised of {TAIL ~ a pair} of identical crescent shaped panels joined together by a seam which is adjacent to a concave border of the shield 
is comprised of
{ HEAD ~ The shield } is comprised of { TAIL ~ a pair } of identical crescent shaped panels joined together by a seam which is adjacent to a concave border of the shield
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH