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

<http://www.irandoc.acir/onto/irandoc/CAB0054053>
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0054071> ;
  skos:prefLabel "پلی‌آکریلونیتریل"@fa, "polyacrylonitrile"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CAB0054071>
  skos:prefLabel "بسپارها"@fa, "polymers"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0054053> .