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

<http://www.irandoc.acir/onto/irandoc/CAB0004515>
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0053333>, <http://www.irandoc.acir/onto/irandoc/CAB0004526> ;
  skos:prefLabel "ethane"@en, "اتان"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CAB0053333>
  skos:prefLabel "آلکان‌ها"@fa, "alkanes"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0004515> .

<http://www.irandoc.acir/onto/irandoc/CAB0004526>
  skos:prefLabel "سوخت"@fa, "fuels"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0004515> .