{HEAD ~ A resin layer} formed of {TAIL ~ a thermosetting resin} is arranged on each of the yokes 
formed of
{ HEAD ~ A resin layer } formed of { TAIL ~ a thermosetting resin } is arranged on each of the yokes
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH