@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/22907001>
  skos:prefLabel "Heavy metal"@en, "فلز سنگین"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/32926003> .

<http://www.irandoc.acir/onto/irandoc/32926003>
  ns0:Is_a "767269006", <http://www.irandoc.acir/onto/irandoc/57795002>, <http://www.irandoc.acir/onto/irandoc/22907001> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/57795002>, <http://www.irandoc.acir/onto/irandoc/22907001> ;
  skos:prefLabel "ایریدیوم"@fa, "Iridium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/57795002>
  skos:prefLabel "Chemical element"@en, "عنصر شیمیایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/32926003> .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .