@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/282130001>
  skos:prefLabel "واحد فرکانس SI"@fa, "SI unit of frequency"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/259023001> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/259023001> .

<http://www.irandoc.acir/onto/irandoc/259023001>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/767524001> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/282131002>, <http://www.irandoc.acir/onto/irandoc/282130001> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/767524001> ;
  skos:prefLabel "واحد فرکانس"@fa, "Unit of frequency"@en ;
  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/767524001>
  skos:prefLabel "واحد اندازه گیری (مقدار واجد شرایط)"@fa, "Unit of measure (qualifier value)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/259023001> .

<http://www.irandoc.acir/onto/irandoc/282131002>
  skos:prefLabel "واحد فرکانس غیر SI"@fa, "Non-SI unit of frequency"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/259023001> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/259023001> .