SparqlVisualization SELECT ?x ?y ?z WHERE { ?x ?y ?z . FILTER (STRSTARTS(STR(?x), "http://www.example.org/ontology#")). FILTER (STRSTARTS(STR(?z), "http://www.example.org/ontology#")). FILTER NOT EXISTS {?x rdf:type rdfs:Class}. FILTER NOT EXISTS {?z rdf:type rdfs:Class}. FILTER NOT EXISTS {?x rdf:type rdf:Property}. FILTER NOT EXISTS {?z rdf:type rdf:Property}. FILTER (?z != ?x). }