{HEAD ~ The obstacle detection apparatus} includes {TAIL ~ an image acquisition device} arranged to view a monitored scene stereoscopically and pass the resulting multiple video output signals to a computer for further processing 
includes
{ HEAD ~ The obstacle detection apparatus } includes { TAIL ~ an image acquisition device } arranged to view a monitored scene stereoscopically and pass the resulting multiple video output signals to a computer for further processing
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH