@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/35331000>
  skos:prefLabel "Poison"@en, "سم"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/438951008> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/438951008> .

<http://www.irandoc.acir/onto/irandoc/255755001>
  skos:prefLabel "سوز آور"@fa, "Caustic"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/438951008> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/438951008> .

<http://www.irandoc.acir/onto/irandoc/105590001>
  skos:prefLabel "Substance"@en, "ماده"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/438951008> .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/438951008>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/105590001> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/255755001>, <http://www.irandoc.acir/onto/irandoc/311758007>, <http://www.irandoc.acir/onto/irandoc/35331000> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/105590001> ;
  skos:prefLabel "ماده طبقه بندی شده بر اساس ویژگی های خطر (مواد)"@fa, "Substance categorized by hazard characteristics (substance)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/311758007>
  skos:prefLabel "ماده شیمیایی خورنده"@fa, "Corrosive chemical"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/438951008> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/438951008> .