@prefix envthes: <http://vocabs.lter-europe.net/EnvThes/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

envthes:
  skos:prefLabel "EnvThes"@en ;
  a skos:ConceptScheme .

envthes:20885
  skos:inScheme envthes: ;
  skos:broadMatch <http://dbpedia.org/resource.Isotopes_of_nitrogen>, <http://dbpedia.org/resource.Isotopes_of_Nitrogen> ;
  a skos:Concept ;
  owl:sameAs <http://dbpedia.org/resource.Nitrogen_15>, <http://dbpedia.org/resource.Nitrogen-15> ;
  skos:altLabel "15N"@en ;
  skos:scopeNote "US LTER controlled vocabulary"@en ;
  skos:exactMatch <https://vocab.lternet.edu/vocab/vocab/?tema=379> ;
  skos:definition "naturally occurring stable isotope of nitrogen, accounting for about 0.4% of atmospheric N2."@en ;
  skos:broader envthes:20748 ;
  skos:prefLabel "nitrogen-15"@en ;
  dc:modified "2019-06-12"^^xsd:date ;
  dc:creator "herbert.schentz@umweltbundesamt.at"@en .

envthes:20748
  skos:prefLabel "chemical substance"@en ;
  a skos:Concept ;
  skos:narrower envthes:20885 .