Cross {HEAD ~ referencing mappings} may also be created between {TAIL ~ the developed activity descriptions} of different users so they can better understand each others perspectives and possibly overlapping goals 
created between
Cross { HEAD ~ referencing mappings } may also be created between { TAIL ~ the developed activity descriptions } of different users so they can better understand each others perspectives and possibly overlapping goals
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH