@prefix udcs: <http://udcdata.info/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

udcs:udc-schema a owl:Ontology, skos:ConceptScheme .
udcs:025453
  skos:notation "51"^^udcs:UDCnotation ;
  skos:prefLabel "Mathematics"@en, "Matematik"@sv, "Matematiikka"@fi ;
  a skos:Concept ;
  skos:narrower udcs:025636 .

udcs:025636
  skos:notation "511"^^udcs:UDCnotation ;
  skos:broader udcs:025453 ;
  skos:inScheme udcs:udc-schema ;
  skos:altLabel "lukuteoria"@fi ;
  skos:prefLabel "Aritmetik. Talteori"@sv, "Lukuteoria"@fi, "Number theory"@en ;
  a skos:Concept .