@prefix psr: <http://data.loterre.fr/ark:/67375/PSR> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

psr: a skos:ConceptScheme .
psr:-LH52F1PH-M
  a skos:Concept ;
  skos:inScheme psr: ;
  skos:broader psr:-D3KFB368-T ;
  skos:prefLabel "arête transversale"@fr, "vertex cover"@en .

psr:-D3KFB368-T
  skos:prefLabel "hypergraph"@en, "hypergraphe"@fr ;
  a skos:Concept ;
  skos:narrower psr:-LH52F1PH-M .