@prefix skos: . @prefix isothes: . @prefix inist: . skos:prefLabel "Discipline"@en, "Discipline"@fr ; a isothes:ConceptGroup, skos:Collection ; skos:member . inist:semCategory "Discipline"@en, "Discipline"@fr ; skos:hiddenLabel "Hydrologie"@fr, "Hydrology"@en ; a skos:Concept ; skos:inScheme ; skos:prefLabel "hidrologĂ­a"@es, "hydrologie"@fr, "hydrology"@en . a skos:ConceptScheme .