First, {HEAD ~ an entire arrangement} of {TAIL ~ the copying machine} is described briefly, and then the features of this invention, i.e., the alerting system in detail 
of
First , { HEAD ~ an entire arrangement } of { TAIL ~ the copying machine } is described briefly , and then the features of this invention , i.e. , the alerting system in detail
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH