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

<http://www.irandoc.acir/onto/irandoc/INSP0004920>
  skos:prefLabel "ساخت نوری"@fa, "optical fabrication"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0014328> .

<http://www.irandoc.acir/onto/irandoc/INSP0014329>
  skos:prefLabel "تبادل شیمیایی"@fa, "chemical exchange"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP0014328> .

<http://www.irandoc.acir/onto/irandoc/INSP0012024>
  skos:prefLabel "proton exchange membrane fuel cell"@en, "پیل سوختی با غشاء تبادل پروتونی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0014328> .

<http://www.irandoc.acir/onto/irandoc/INSP0014328>
  skos:altLabel "proton exchange"@en, "تبادل پروتون"@fa ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0004920>, <http://www.irandoc.acir/onto/irandoc/INSP0012024> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/INSP0014329> ;
  skos:prefLabel "تبادل یونی"@fa, "ion exchange"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .