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

<http://www.irandoc.acir/onto/irandoc/NEMA0002990>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002992>, <http://www.irandoc.acir/onto/irandoc/NEMA0008754>, <http://www.irandoc.acir/onto/irandoc/NEMA0004564> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0002995> ;
  skos:prefLabel "تبادل ایزوتوپ"@fa, "isotope exchange"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0002995>
  skos:prefLabel "پرتوشیمی"@fa, "radiochemistry"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0002990> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004564>
  skos:prefLabel "جداسازی شیمیایی"@fa, "chemical separation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002990> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008754>
  skos:prefLabel "ایزوتوپ‌ها"@fa, "isotopes"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002990> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002992>
  skos:prefLabel "جداسازی ایزوتوپ"@fa, "isotope separation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002990> .