@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix ns0: <http://data.ub.uio.no/webdewey-terms#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix realfagstermer: <http://data.ub.uio.no/realfagstermer/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

<http://dewey.info/class/553.283/e23/>
  a skos:Concept ;
  ns0:variantName "Bituminøs sand"@nb, "Tjæresand"@nb, "Bituminøs skifer"@nb, "Oljeskifer"@nb, "Svartskifer"@nb, "Oljesand"@nb ;
  dc:created "2010-02-04"^^xsd:date ;
  dc:identifier "ocd00147831" ;
  dc:modified "2017-09-21"^^xsd:date ;
  skos:altLabel "Oljeskifer--økonomisk geologi"@nb, "Bituminøs skifer"@nb, "Skiferolje"@nb, "Oljesand"@nb, "Bituminøs sand"@nb, "Tjæresand"@nb, "Oljeskifer"@nb, "Svartskifer"@nb, "Tjæresand--økonomisk geologi"@nb ;
  skos:broader <http://dewey.info/class/553.28/e23/> ;
  skos:closeMatch realfagstermer:c006814 ;
  skos:inScheme <http://dewey.info/scheme/edition/e23/> ;
  skos:notation "553.283" ;
  skos:prefLabel "Oljeskifer og tjæresand"@nb .

<http://dewey.info/class/553.28/e23/>
  a skos:Concept ;
  skos:narrower <http://dewey.info/class/553.283/e23/> ;
  skos:notation "553.28" ;
  skos:prefLabel "Olje, oljeskifer, tjæresand, naturgass"@nb .

<http://dewey.info/scheme/edition/e23/>
  a skos:ConceptScheme ;
  rdfs:label "Norsk WebDewey"@nb .