@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .
@prefix rdr: <http://data.loterre.fr/ark:/67375/RDR> .
@prefix inist: <http://www.inist.fr/Ontology#> .

<http://data.loterre.fr/ark:/67375/RDR/MATE>
  skos:prefLabel "Material / Product / Substance"@en, "Matériau / Produit / Substance"@fr ;
  a isothes:ConceptGroup, skos:Collection ;
  skos:member rdr:-SZ0Z318P-R .

rdr:-SZ0Z318P-R
  skos:inScheme rdr: ;
  skos:prefLabel "substrat silicium-sur-saphir"@fr, "silicon-on-sapphire substrate"@en, "substrato silicio-sobre-zafiro"@es ;
  skos:hiddenLabel "Silicon on sapphire substrate"@en, "Substrato silicio-sobre-zafiro"@es, "Substrat silicium-sur-saphir"@fr, "Silicon-on-sapphire substrate"@en, "Substrato silicio sobre zafiro"@es ;
  a skos:Concept ;
  skos:altLabel "substrat silicium sur saphir"@fr ;
  inist:semCategory "Matériau / Produit / Substance"@fr, "Material / Product / Substance"@en .

rdr: a skos:ConceptScheme .