{HEAD ~ An apparatus} for analyzing and comparing {TAIL ~ the copy quality} of the copies of an original to the original 
for analyzing
{ HEAD ~ An apparatus } for analyzing and comparing { TAIL ~ the copy quality } of the copies of an original to the original
HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH