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

<http://www.irandoc.acir/onto/irandoc/CAB0053997>
  skos:prefLabel "main group metallic elements"@en, "عناصر فلزی گروه اصلی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0053983> .

<http://www.irandoc.acir/onto/irandoc/CAB0053983>
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0053997> ;
  skos:prefLabel "بیسموت"@fa, "bismuth"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .