The entire operating cycle comprising {HEAD ~ all four positionings} of {TAIL ~ the person} P in the area 190 requires about 60 seconds 
of
The entire operating cycle comprising { HEAD ~ all four positionings } of { TAIL ~ the person } P in the area 190 requires about 60 seconds
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH