@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/hlt000061>
  skos:prefLabel "ماده سرطان‌زا"@fa, "carcinogenic substance"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/hlt000064> .

<http://www.irandoc.acir/onto/irandoc/hlt000064>
  skos:narrower <http://www.irandoc.acir/onto/irandoc/hlt000062>, <http://www.irandoc.acir/onto/irandoc/hlt000061> ;
  skos:related <http://www.irandoc.acir/onto/irandoc/hlt000402>, <http://www.irandoc.acir/onto/irandoc/hlt000405> ;
  skos:prefLabel "ماده پرخطر"@fa, "hazardous substance"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/hlt000402>
  skos:prefLabel "آلودگی صنعتی"@fa, "industrial pollution"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/hlt000064> .

<http://www.irandoc.acir/onto/irandoc/hlt000062>
  skos:prefLabel "وسیله آتش‌بازی"@fa, "firework"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/hlt000064> .

<http://www.irandoc.acir/onto/irandoc/hlt000405>
  skos:prefLabel "آلودگی پرتوی"@fa, "radiation pollution"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/hlt000064> .