The characters and graphics transmitted through a data channel are displayed clearly to the viewer by an ingenious technique devised for displaying characters and {HEAD ~ graphics} of {TAIL ~ a supplementary program} 
of
The characters and graphics transmitted through a data channel are displayed clearly to the viewer by an ingenious technique devised for displaying characters and { HEAD ~ graphics } of { TAIL ~ a supplementary program }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL