@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/19893005>
  ns0:Is_a "256164005", "255836007", "256060003", <http://www.irandoc.acir/onto/irandoc/19751002>, "878892001" ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/19751002> ;
  skos:prefLabel "Potassium dichromate"@en, "دی کرومات پتاسیم"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/19751002>
  skos:prefLabel "ترکیب پتاسیم"@fa, "Potassium compound"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/19893005> .