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

<http://www.irandoc.acir/onto/irandoc/insp0014465>
  skos:prefLabel "Carbon"@en, "کربن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0014457> .

<http://www.irandoc.acir/onto/irandoc/insp0014421>
  skos:prefLabel "Charcoal"@en, "زغال چوب"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0014457> .

<http://www.irandoc.acir/onto/irandoc/insp0014457>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0001691>, <http://www.irandoc.acir/onto/irandoc/insp0007973>, <http://www.irandoc.acir/onto/irandoc/insp0014421>, <http://www.irandoc.acir/onto/irandoc/insp0007861> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0014465> ;
  skos:prefLabel "Activated carbon"@en, "کربن فعال‌شده"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0001691>
  skos:prefLabel "Adsorption"@en, "برجذبش"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0014457> .

<http://www.irandoc.acir/onto/irandoc/insp0007973>
  skos:prefLabel "Porous materials"@en, "مواد متخلخل"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0014457> .

<http://www.irandoc.acir/onto/irandoc/insp0007861>
  skos:prefLabel "Powders"@en, "پودر"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0014457> .