{HEAD ~ The nut} has first and second ends, the first end to engage the wheel of the automobile, and {TAIL ~ a circumferential edge} intermediate the first and second ends 
has
{ HEAD ~ The nut } has first and second ends , the first end to engage the wheel of the automobile , and { TAIL ~ a circumferential edge } intermediate the first and second ends
HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH