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

<http://www.irandoc.acir/onto/irandoc/CAB000525>
  skos:prefLabel "پرتودرمانی"@fa, "radiotherapy"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0053993> .

<http://www.irandoc.acir/onto/irandoc/CAB0053993>
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB000525> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0053996> ;
  skos:prefLabel "رادیم"@fa, "radium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CAB0053996>
  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/CAB0053993> .