{HEAD ~ The present invention} relates to {TAIL ~ the high pressure polymerization} of ethylene homopolymers and co polymers 
relates to
{ HEAD ~ The present invention } relates to { TAIL ~ the high pressure polymerization } of ethylene homopolymers and co polymers
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH