If so, control transfers to {HEAD ~ Block} 40, which represents {TAIL ~ the computer} deactivating the invention 
represents
If so , control transfers to { HEAD ~ Block } 40 , which represents { TAIL ~ the computer } deactivating the invention
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH