@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:-R7FBTRQP-C
  skos:prefLabel "HNN extension"@en, "extension HNN"@fr ;
  a skos:Concept ;
  skos:broader psr:-XKVSRW5Q-4 .

psr:-HS7FSSP9-M
  skos:prefLabel "conjecture de von Neumann"@fr, "von Neumann conjecture"@en ;
  a skos:Concept ;
  skos:broader psr:-XKVSRW5Q-4 .

psr:-X1SP2WX4-J
  skos:prefLabel "théorème de Golod-Chafarevitch"@fr, "Golod-Shafarevich theorem"@en ;
  a skos:Concept ;
  skos:broader psr:-XKVSRW5Q-4 .

psr:-W36503FM-2
  skos:prefLabel "théorie géométrique des groupes"@fr, "geometric group theory"@en ;
  a skos:Concept ;
  skos:narrower psr:-XKVSRW5Q-4 .

psr: a skos:ConceptScheme .
psr:-XKVSRW5Q-4
  skos:prefLabel "théorie combinatoire des groupes"@fr, "combinatorial group theory"@en ;
  dc:modified "2023-08-11"^^xsd:date ;
  skos:inScheme psr: ;
  skos:narrower psr:-HS7FSSP9-M, psr:-R7FBTRQP-C, psr:-X1SP2WX4-J ;
  skos:broader psr:-W36503FM-2 ;
  a skos:Concept ;
  dc:created "2023-08-11"^^xsd:date .