@prefix envthes: . @prefix skos: . @prefix owl: . @prefix dc: . @prefix xsd: . envthes: skos:prefLabel "EnvThes"@en ; a owl:Ontology, skos:ConceptScheme . envthes:20935 skos:prefLabel "variable"@en ; a skos:Concept ; skos:narrower envthes:22290 . envthes:22290 skos:prefLabel "stage height"@en ; skos:broader envthes:20935 ; skos:scopeNote "US LTER controlled vocabulary"@en ; dc:modified "2023-01-13"^^xsd:date ; skos:definition "[Wikipedia] In hydrology, stage refers to the water level in a river or stream with respect to a chosen reference height."@en ; a skos:Concept ; dc:creator "herbert.schentz@umweltbundesamt.at"@en ; dc:created "2016-03-31"^^xsd:date ; skos:exactMatch ; skos:inScheme envthes: .