@prefix psr: <http://data.loterre.fr/ark:/67375/PSR> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

psr: a skos:ConceptScheme .
psr:-R553W8RM-J
  skos:prefLabel "vertex operator algebra"@en, "algèbre vertex"@fr ;
  a skos:Concept ;
  skos:related psr:-XDRRSLQQ-P .

psr:-XDRRSLQQ-P
  skos:related psr:-R553W8RM-J ;
  dc:created "2023-08-24"^^xsd:date ;
  dc:modified "2023-08-24"^^xsd:date ;
  a skos:Concept ;
  skos:inScheme psr: ;
  skos:broader psr:-TDFQNBKS-K ;
  skos:prefLabel "correspondance de Langlands géométrique"@fr, "geometric Langlands correspondence"@en .

psr:-TDFQNBKS-K
  skos:prefLabel "Langlands program"@en, "programme de Langlands"@fr ;
  a skos:Concept ;
  skos:narrower psr:-XDRRSLQQ-P .