{HEAD ~ A plurality} of {TAIL ~ segmentations} are generated, from which the IMAT treatment plan is determined 
of
{ HEAD ~ A plurality } of { TAIL ~ segmentations } are generated , from which the IMAT treatment plan is determined
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH