{HEAD ~ Map information} concerning {TAIL ~ chromosomal location} is useful for proprietary protection of a subject transgenic plant 
concerning
{ HEAD ~ Map information } concerning { TAIL ~ chromosomal location } is useful for proprietary protection of a subject transgenic plant
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH