{HEAD ~ Its application} is {TAIL ~ the production} of the laser emittance by an organic dye in a solid matrix and polymers containing rhodamines 
is
{ HEAD ~ Its application } is { TAIL ~ the production } of the laser emittance by an organic dye in a solid matrix and polymers containing rhodamines
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH