{HEAD ~ The input signals} may include {TAIL ~ compressed audio} and video, and may be compliant with the MP3 format 
include
{ HEAD ~ The input signals } may include { TAIL ~ compressed audio } and video , and may be compliant with the MP3 format
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH