@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/258659002> ns0:Specimen_substance <http://www.irandoc.acir/onto/irandoc/226791004> .
<http://www.irandoc.acir/onto/irandoc/226791004>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/70813002> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/70813002> ;
  skos:prefLabel "شیر گوسفند"@fa, "Sheep milk"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/70813002>
  skos:prefLabel "شیر"@fa, "Milk"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/226791004> .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .