@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/31381001>
  ns0:Is_a "105889000", <http://www.irandoc.acir/onto/irandoc/25722005> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/76533004> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/25722005> ;
  skos:prefLabel "گاز کاهنده"@fa, "Vesicating gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/25722005>
  skos:prefLabel "گاز جنگی"@fa, "War gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/31381001> .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/76533004>
  skos:prefLabel "گاز خردل"@fa, "Mustard gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/31381001> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/31381001> .