@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:-GKWK9C3G-P
  skos:prefLabel "géométrie euclidienne"@fr, "Euclidean geometry"@en ;
  a skos:Concept ;
  skos:narrower psr:-ZF0M573W-H .

psr: a skos:ConceptScheme .
psr:-ZF0M573W-H
  skos:related psr:-S76BR7BD-Z, psr:-H51D6H37-3 ;
  dc:created "2023-09-14"^^xsd:date ;
  dc:modified "2023-09-14"^^xsd:date ;
  a skos:Concept ;
  skos:inScheme psr: ;
  skos:broader psr:-GKWK9C3G-P ;
  skos:prefLabel "Ptolemy's theorem"@en, "théorème de Ptolémée"@fr .

psr:-S76BR7BD-Z
  skos:prefLabel "inscribed quadrilateral"@en, "quadrilatère inscriptible"@fr ;
  a skos:Concept ;
  skos:related psr:-ZF0M573W-H .

psr:-H51D6H37-3
  skos:prefLabel "cercle"@fr, "circle"@en ;
  a skos:Concept ;
  skos:related psr:-ZF0M573W-H .