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

<http://www.irandoc.acir/onto/irandoc/700356003> ns0:Using_substance <http://www.irandoc.acir/onto/irandoc/28243009> .
<http://www.irandoc.acir/onto/irandoc/28243009>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/61527008> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/61527008> ;
  skos:prefLabel "^226^رادیوم"@fa, "^226^Radium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/61527008>
  skos:prefLabel "رادیو ایزوتوپ رادیوم"@fa, "Radium radioisotope"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/28243009> .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/47668009> ns0:Using_substance <http://www.irandoc.acir/onto/irandoc/28243009> .