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

<http://www.irandoc.acir/onto/irandoc/CAB0052680>
  skos:prefLabel "نیترات‌ها"@fa, "nitrates"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0052727> .

<http://www.irandoc.acir/onto/irandoc/CAB0052730>
  skos:prefLabel "اسیدهای معدنی"@fa, "inorganic acids"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0052727> .

<http://www.irandoc.acir/onto/irandoc/CAB0052727>
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0052680> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0052730> ;
  skos:prefLabel "نیتریک اسید"@fa, "nitric acid"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .