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

<http://www.irandoc.acir/onto/irandoc/CAB0053818>
  skos:prefLabel "نیتریک اکسید"@fa, "nitric oxide"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0053819> .

<http://www.irandoc.acir/onto/irandoc/CAB0053816>
  skos:prefLabel "اکسید نیتروژن‌دار"@fa, "nitrous oxide"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0053819> .

<http://www.irandoc.acir/onto/irandoc/CAB0053819>
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0053816>, <http://www.irandoc.acir/onto/irandoc/CAB0053818>, <http://www.irandoc.acir/onto/irandoc/CAB0053817> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0053826> ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0004994>, <http://www.irandoc.acir/onto/irandoc/CAB0053958>, <http://www.irandoc.acir/onto/irandoc/CAB0004981> ;
  skos:prefLabel "nitrogen oxides"@en, "نیتروژن اکسیدها"@fa .

<http://www.irandoc.acir/onto/irandoc/CAB0053817>
  skos:prefLabel "نیتروژن دیوکسید"@fa, "nitrogen dioxide"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0053819> .

<http://www.irandoc.acir/onto/irandoc/CAB0004994>
  skos:prefLabel "آلودگی هوا"@fa, "air pollution"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0053819> .

<http://www.irandoc.acir/onto/irandoc/CAB0053826>
  skos:prefLabel "اکسیدها"@fa, "oxides"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0053819> .

<http://www.irandoc.acir/onto/irandoc/CAB0053958>
  skos:prefLabel "نیتروژن"@fa, "nitrogen"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0053819> .

<http://www.irandoc.acir/onto/irandoc/CAB0004981>
  skos:prefLabel "گازهای گلخانه ای"@fa, "greenhouse gases"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0053819> .