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

<http://www.irandoc.acir/onto/irandoc/chmtr000279>
  skos:prefLabel "انرژی خورشیدی"@fa, "solar energy"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/chmtr000314> .

<http://www.irandoc.acir/onto/irandoc/chmtr000038>
  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/chmtr000314> .

<http://www.irandoc.acir/onto/irandoc/chmtr000314>
  skos:related <http://www.irandoc.acir/onto/irandoc/chmtr000244>, <http://www.irandoc.acir/onto/irandoc/chmtr000038>, <http://www.irandoc.acir/onto/irandoc/chmtr000018>, <http://www.irandoc.acir/onto/irandoc/chmtr000279>, <http://www.irandoc.acir/onto/irandoc/chmtr000034> ;
  skos:prefLabel "pollution control"@en, "كنترل آلودگی"@fa ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:scopeNote "راه‌های گوناگون كنترل آلودگی"@fa .

<http://www.irandoc.acir/onto/irandoc/chmtr000244>
  skos:prefLabel "هوا کره"@fa, "atmosphere"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/chmtr000314> .

<http://www.irandoc.acir/onto/irandoc/chmtr000034>
  skos:prefLabel "آلاینده‌های هوا"@fa, "air pollutants"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/chmtr000314> .

<http://www.irandoc.acir/onto/irandoc/chmtr000018>
  skos:prefLabel "احتراق"@fa, "combustion"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/chmtr000314> .