By causing a computer to execute this program, {HEAD ~ the computer} becomes {TAIL ~ a component} or element of the image inspection apparatus 
becomes
By causing a computer to execute this program , { HEAD ~ the computer } becomes { TAIL ~ a component } or element of the image inspection apparatus
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH