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

<http://www.irandoc.acir/onto/irandoc/CAB0006023>
  skos:prefLabel "مواد خام"@fa, "raw materials"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0006022> ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0006022> .

<http://www.irandoc.acir/onto/irandoc/CAB0053979>
  skos:prefLabel "پتاسیم"@fa, "potassium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0006022> .

<http://www.irandoc.acir/onto/irandoc/CAB0006022>
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0006023>, <http://www.irandoc.acir/onto/irandoc/CAB0053979> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0006023> ;
  skos:prefLabel "سنگ معدن پتاسیم"@fa, "potassium ores"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .