@prefix rdf: . @prefix xsd: . @prefix dcterms: . @prefix skos: . @prefix rdfs: . @prefix api: . @prefix foaf: . skos:broader . skos:narrower . skos:broader . skos:broader . skos:broader . skos:broader . a skos:Concept , rdfs:Resource ; dcterms:contributor ; dcterms:modified "2020-11-04T18:48:04.006Z"^^xsd:dateTime ; skos:altLabel "Subgiants"@en ; skos:broader ; skos:definition "A star with a lower absolute magnitude than a normal giant star of its spectral type. It is a star that has exhausted the hydrogen at its center and is evolving into a red giant. Subgiants are luminosity class IV."@en ; skos:narrower , , , , , , ; skos:prefLabel "Subgiant stars"@en . skos:broader . skos:broader . a api:ItemEndpoint , api:Page ; api:definition ; api:extendedMetadataVersion ; foaf:primaryTopic .