In this instance, each cross sectional shape of {HEAD ~ the plurality} of {TAIL ~ conductors} may take various forms such as rectangular, triangular, circular, or ellipsoidal shape 
of
In this instance , each cross sectional shape of { HEAD ~ the plurality } of { TAIL ~ conductors } may take various forms such as rectangular , triangular , circular , or ellipsoidal shape
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH