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

erc:-N5TDJL58-N
  skos:notation "PE1" ;
  skos:prefLabel "Mathématiques"@fr, "Mathematics"@en ;
  a skos:Concept ;
  skos:narrower erc:-QWMH69CQ-N .

erc: a skos:ConceptScheme .
erc:-QWMH69CQ-N
  skos:notation "PE1_1" ;
  a skos:Concept ;
  skos:inScheme erc: ;
  skos:broader erc:-N5TDJL58-N ;
  skos:prefLabel "Logic and foundations"@en, "Logique"@fr .