@prefix rdf: . @prefix xsd: . @prefix dcterms: . @prefix skos: . @prefix rdfs: . @prefix api: . @prefix foaf: . skos:broader . skos:related . skos:narrower . a rdfs:Resource , skos:Concept ; dcterms:contributor ; dcterms:modified "2018-08-30T21:17:12.000Z"^^xsd:dateTime ; skos:altLabel "Planets"@en , "Planets (Solar system)"@en ; skos:broader ; skos:narrower , ; skos:prefLabel "Solar system planets"@en ; skos:related . skos:broader . a api:ItemEndpoint , api:Page ; api:definition ; api:extendedMetadataVersion ; foaf:primaryTopic .