{HEAD ~ The separator} comprises {TAIL ~ input, intermediate and output chambers} comprising divider panels having top and bottom portions 
comprises
{ HEAD ~ The separator } comprises { TAIL ~ input , intermediate and output chambers } comprising divider panels having top and bottom portions
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH