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

<http://www.irandoc.acir/onto/irandoc/NEMA0003466>
  skos:prefLabel "عناصر کمیاب (زیست‌شیمی)"@fa, "trace elements (biochemistry)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008680> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008680>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0003466> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0008686> ;
  skos:prefLabel "استرونسیم"@fa, "strontium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0008686>
  skos:prefLabel "فلزات قلیایی خاکی"@fa, "alkaline earth metals"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0008680> .