{HEAD ~ The user interface} 136 may include {TAIL ~ a display component}, such as a digital or analog display device designed to provide operational feedback to a user 
include
{ HEAD ~ The user interface } 136 may include { TAIL ~ a display component } , such as a digital or analog display device designed to provide operational feedback to a user
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH