@prefix skos: . @prefix isothes: . @prefix rdr: . @prefix inist: . skos:prefLabel "Material / Product / Substance"@en, "Matériau / Produit / Substance"@fr ; a isothes:ConceptGroup, skos:Collection ; skos:member rdr:-FWB5TCFK-T . rdr:-FWB5TCFK-T inist:semCategory "Matériau / Produit / Substance"@fr, "Material / Product / Substance"@en ; skos:hiddenLabel "Multilayered sandwich compound"@en, "Compuesto sandwich multicapa"@es, "Composé sandwich multicouche"@fr ; skos:prefLabel "multilayered sandwich compound"@en, "composé sandwich multicouche"@fr, "compuesto sandwich multicapa"@es ; a skos:Concept ; skos:inScheme rdr: . rdr: a skos:ConceptScheme .