@prefix pwdr: . @prefix dbpedia: . @prefix ns2: . dbpedia:Health_Sciences_Descriptors pwdr:describedby ns2:Library_cataloging_and_classification . @prefix dcterms: . @prefix category: . dbpedia:Health_Sciences_Descriptors dcterms:subject category:Library_cataloging_and_classification . @prefix dbpedia-owl: . dbpedia:Health_Sciences_Descriptors dbpedia-owl:wikiPageWikiLink category:Library_cataloging_and_classification .