@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/311752008>
  skos:prefLabel "قلیایی سوزاننده"@fa, "Caustic alkali"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/23423003> .

<http://www.irandoc.acir/onto/irandoc/60471000>
  skos:prefLabel "ترکیب سدیم"@fa, "Sodium compound"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/23423003> .

<http://www.irandoc.acir/onto/irandoc/216756006> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/23423003> .
<http://www.irandoc.acir/onto/irandoc/23423003>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/60471000>, <http://www.irandoc.acir/onto/irandoc/311752008> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/60471000>, <http://www.irandoc.acir/onto/irandoc/311752008> ;
  skos:prefLabel "هیدروکسید سدیم"@fa, "Sodium hydroxide"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/9862009> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/23423003> .
ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .