{HEAD ~ A miter saw} has a base, a turntable, {TAIL ~ a cutting unit}, and a support unit 
has
{ HEAD ~ A miter saw } has a base , a turntable , { TAIL ~ a cutting unit } , and a support unit
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH