@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix ns0: <http://rdf-vocabulary.ddialliance.org/xkos#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

<http://www.irandoc.acir/onto/irandoc/33638001>
  skos:prefLabel "ایزوتوپ"@fa, "Isotope"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/58295004> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/58295004> .

<http://www.irandoc.acir/onto/irandoc/58295004>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/312415009> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/33638001> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/312415009> ;
  skos:prefLabel "ماده شیمیایی غیر آلی"@fa, "Inorganic chemical"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/312415009>
  skos:prefLabel "مواد شیمیایی از نظر ساختاری طبقه بندی می شوند"@fa, "Chemical categorised structurally"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/58295004> .