It emits {TAIL ~ a light} in {HEAD ~ ultraviolet and visible regions} when it is irradiated with a light or a radiation 
It emits { TAIL ~ a light } in { HEAD ~ ultraviolet and visible regions } when it is irradiated with a light or a radiation
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH