{HEAD ~ The communication mechanism} enables {TAIL ~ the invention} to be distributed, which in turn, makes the invention highly scalable 
{ HEAD ~ The communication mechanism } enables { TAIL ~ the invention } to be distributed , which in turn , makes the invention highly scalable
HEAD 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