@prefix pwdr: . @prefix dbpedia: . @prefix ns2: . dbpedia:IFLA_Library_Reference_Model pwdr:describedby ns2:Library_cataloging_and_classification . @prefix ns3: . dbpedia:IFLA_Library_Reference_Model pwdr:describedby ns3:BIBFRAME , ns3:Resource_Description_and_Access . @prefix dcterms: . @prefix category: . dbpedia:IFLA_Library_Reference_Model dcterms:subject category:Library_cataloging_and_classification . @prefix dbpedia-owl: . dbpedia:IFLA_Library_Reference_Model dbpedia-owl:wikiPageWikiLink dbpedia:BIBFRAME , category:Library_cataloging_and_classification , dbpedia:Resource_Description_and_Access .