question: protected Stream < Relation > createMeshedRelations ( final JCas jCas , final Interaction interaction , final Collection < Entity > collection ) { final List < Relation > relations = new LinkedList < > ( ) ; List < Entity > entities ; if ( collection instanceof List ) { entities = ( List < Entity > ) collection ; } else { entities = new ArrayList < > ( collection ) ; } final ListIterator < Entity > outer = entities . listIterator ( ) ; while ( outer . hasNext ( ) ) { final Entity source = outer . next ( ) ; final ListIterator < Entity > inner = entities . listIterator ( outer . nextIndex ( ) ) ; while ( inner . hasNext ( ) ) { final Entity target = inner . next ( ) ; relations . add ( createRelation ( jCas , interaction , source , target ) ) ; } } return relations . stream ( ) ; }
target:  Creates the relations between all the entities provided (but not between an entity adn itself).