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