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

<http://www.irandoc.acir/onto/irandoc/NEMA000243>
  skos:prefLabel "earth atmosphere"@en, "جو زمین"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008003> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007975>
  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/NEMA0008003> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008003>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA000243>, <http://www.irandoc.acir/onto/irandoc/NEMA0007975> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0008006> ;
  skos:prefLabel "پسماندهای هوابرد"@fa, "airborne wastes"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0008006>
  skos:prefLabel "پسماندها"@fa, "wastes"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0008003> .