Saving {HEAD ~ energy} includes {TAIL ~ at least one object sensor} that is coupled to at least one light sensing if at least one object is present adjacent to the at least one light 
includes
Saving { HEAD ~ energy } includes { TAIL ~ at least one object sensor } that is coupled to at least one light sensing if at least one object is present adjacent to the at least one light
OTH HEAD HEAD HEAD HEAD HEAD REL TAIL 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 OTH OTH