@prefix xd4: <http://data.loterre.fr/ark:/67375/XD4> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .
@prefix uneskos: <http://purl.org/umu/uneskos#> .

xd4:-MATE
  skos:prefLabel "Material / Product / Substance"@en, "Matériau / Produit / Substance"@fr ;
  a isothes:ConceptGroup .

xd4: a skos:ConceptScheme .
xd4:-WDVVJ25Z-Q
  uneskos:memberOf xd4:-MATE ;
  skos:prefLabel "papyrus"@es, "papyrus"@fr, "papyrus"@en ;
  skos:altLabel "papyri"@en, "papyri"@es, "Papyri"@fr ;
  skos:inScheme xd4: ;
  skos:hiddenLabel "Papyrus"@fr, "Papyrus"@en ;
  a skos:Concept .

xd4:-MATE_Divers
  skos:prefLabel "Matériau / Produit / Substance_Divers"@fr, "Material / Product / Substance_Miscellaneous"@en ;
  a isothes:ConceptGroup ;
  skos:member xd4:-WDVVJ25Z-Q .