@prefix rdf: . @prefix xsd: . @prefix dcterms: . @prefix skos: . @prefix rdfs: . @prefix api: . @prefix foaf: . a skos:Concept , rdfs:Resource ; dcterms:contributor ; dcterms:modified "2018-09-12T14:26:48Z"^^xsd:dateTime ; skos:altLabel "RR Lyrae"@en , "RR Lyrae type variable stars"@en , "Cluster type variable stars"@en , "RR Lyrae variables"@en , "Bailey type stars"@en ; skos:broader ; skos:narrower , , ; skos:prefLabel "RR Lyrae variable stars"@en . skos:broader . skos:broader . skos:broader . skos:narrower . a api:ItemEndpoint , api:Page ; api:definition ; api:extendedMetadataVersion ; foaf:primaryTopic .