{TAIL ~ A counter} counts {HEAD ~ the number} of times a data image pattern is detected and generates a repeat count 
{ TAIL ~ A counter } counts { HEAD ~ the number } of times a data image pattern is detected and generates a repeat count
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH