{HEAD ~ The image information} includes {TAIL ~ the horizontal and vertical lengths} of the landing mark captured by the camera 
includes
{ HEAD ~ The image information } includes { TAIL ~ the horizontal and vertical lengths } of the landing mark captured by the camera
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH