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

<http://www.irandoc.acir/onto/irandoc/CAB0004747>
  skos:prefLabel "مصالح عایق‌بندی"@fa, "insulating materials"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0004903> .

<http://www.irandoc.acir/onto/irandoc/CAB0004905>
  skos:prefLabel "شیشه"@fa, "glass"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0004903> .

<http://www.irandoc.acir/onto/irandoc/CAB0004583>
  skos:prefLabel "پشم کوهی"@fa, "rockwool"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0004903> .

<http://www.irandoc.acir/onto/irandoc/CAB0004903>
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0004583> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0004747>, <http://www.irandoc.acir/onto/irandoc/CAB0004905> ;
  skos:prefLabel "پشم شیشه"@fa, "glasswool"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .