@prefix skos: . @prefix inist: . a skos:ConceptScheme . inist:semCategory "Matériau / Matière / Etat de la matière / Milieu"@fr, "Material / Matter / State of matter / Medium"@en ; skos:hiddenLabel "Corps creux"@fr, "Hollow body"@en ; a skos:Concept ; skos:inScheme ; skos:prefLabel "corps creux"@fr, "hollow body"@en . skos:prefLabel "Matériau / Matière / Etat de la matière / Milieu"@fr, "Material / Matter / State of matter / Medium"@en ; a skos:Collection ; skos:member .