The diagnostic tool provides a graphical interface which displays the computer coupled to {HEAD ~ a plurality} of {TAIL ~ computer network entities} on the computer network 
of
The diagnostic tool provides a graphical interface which displays the computer coupled to { HEAD ~ a plurality } of { TAIL ~ computer network entities } on the computer network
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH