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

<http://www.irandoc.acir/onto/irandoc/NEMA0005020>
  skos:prefLabel "آب‌شناسی"@fa, "hydrology"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007981> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007981>
  skos:prefLabel "آلودگی آب‌های داخلی"@fa, "inland water pollution"@en ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007106>, <http://www.irandoc.acir/onto/irandoc/NEMA0007982>, <http://www.irandoc.acir/onto/irandoc/NEMA0005020>, <http://www.irandoc.acir/onto/irandoc/NEMA0001349>, <http://www.irandoc.acir/onto/irandoc/NEMA0007988>, <http://www.irandoc.acir/onto/irandoc/NEMA0007111> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0007984> ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:altLabel "CONTAMINACION DE RIOS"@en .

<http://www.irandoc.acir/onto/irandoc/NEMA0007984>
  skos:prefLabel "آلودگی آب"@fa, "water pollution"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0007981> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007111>
  skos:prefLabel "مجاری آب"@fa, "watercourses"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007981> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007982>
  skos:prefLabel "آلودگی دریایی"@fa, "marine pollution"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007981> .

<http://www.irandoc.acir/onto/irandoc/NEMA0001349>
  skos:prefLabel "دریاچه‌ها"@fa, "lakes"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007981> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007106>
  skos:prefLabel "رودخانه‌ها"@fa, "rivers"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007981> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007988>
  skos:prefLabel "آلودگی گرمایی"@fa, "thermal pollution"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007981> .