@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix ns0: <http://rdf-vocabulary.ddialliance.org/xkos#> .

<http://rdf-vocabulary.ddialliance.org/xkos#Is_a> rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/35027004>
  skos:prefLabel "اسید پیروفسفریک"@fa, "Pyrophosphoric acid"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/312278002> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/312278002> .

<http://www.irandoc.acir/onto/irandoc/63793008>
  skos:prefLabel "ترکیب فسفر"@fa, "Phosphorus compound"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/312278002> .

<http://www.irandoc.acir/onto/irandoc/22840009>
  skos:prefLabel "تترا اتیل پیروفسفات"@fa, "Tetraethyl pyrophosphate"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/312278002> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/312278002> .

<http://www.irandoc.acir/onto/irandoc/312278002>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/63793008> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/35027004>, <http://www.irandoc.acir/onto/irandoc/22840009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/63793008> ;
  skos:prefLabel "پیروفسفات"@fa, "Pyrophosphate"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .