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

<http://www.irandoc.acir/onto/irandoc/NEMA0008520>
  skos:prefLabel "carboxylic acids"@en, "کربوکسیلیک اسیدها"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008385> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008553>
  skos:prefLabel "مواد شیمیایی آلی"@fa, "organic chemicals"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0008385> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008385>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008520> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0008553> ;
  skos:prefLabel "انیدریدها (آلی)"@fa, "anhydrides (organic)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .