@prefix thesaurus: <http://data.silknow.org/vocabulary/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

thesaurus:285
  a skos:Concept ;
  skos:prefLabel "Lamella"@en, "Lame métallique"@fr, "Laminetta"@it, "Laminilla metálica"@es .

<http://data.silknow.org/vocabulary/facet/materials>
  a skos:Collection ;
  skos:prefLabel "materials"@en ;
  skos:member <http://data.silknow.org/vocabulary/facet/metal> .

<http://data.silknow.org/vocabulary/facet/metal>
  a skos:Collection ;
  skos:prefLabel "metal"@en ;
  skos:member thesaurus:285 .