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

<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/CHMTR000230> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000236>
  skos:prefLabel "اجزای ناچیز هوا کره"@fa, "atmosphere teeny components"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CHMTR000230> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000028>
  skos:prefLabel "آلاینده‌های نوع اول"@fa, "primary pollutants"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CHMTR000230> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000021>
  skos:prefLabel "اكسید اسیدی"@fa, "acidic oxide"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000230> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000052>
  skos:prefLabel "باران اسیدی"@fa, "acid rain"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000230> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000268> skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000230> .
<http://www.irandoc.acir/onto/irandoc/CHMTR000230>
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000021>, <http://www.irandoc.acir/onto/irandoc/CHMTR000052>, <http://www.irandoc.acir/onto/irandoc/CHMTR000034> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CHMTR000028>, <http://www.irandoc.acir/onto/irandoc/CHMTR000236> ;
  skos:prefLabel "گوگرد دی‌اكسید"@fa, "sulfur dioxide"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .