{HEAD ~ A lighting device} includes a first lighting source, a second lighting source, and {TAIL ~ a controller} 
includes
{ HEAD ~ A lighting device } includes a first lighting source , a second lighting source , and { TAIL ~ a controller }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL