@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/hza000330>
  skos:related <http://www.irandoc.acir/onto/irandoc/hza000327> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/hza000473> ;
  skos:prefLabel "کف‌زدا"@fa, "defoamer"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/hza000327>
  skos:prefLabel "foam"@en, "کف"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/hza000330> .

<http://www.irandoc.acir/onto/irandoc/hza000473>
  skos:prefLabel "شیمی آلی"@fa, "organic chemistry"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/hza000330> .