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

<http://www.irandoc.acir/onto/irandoc/CAB0004447>
  skos:prefLabel "gaseous materials"@en, "مواد گازی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0004445> .

<http://www.irandoc.acir/onto/irandoc/CAB0003928>
  skos:prefLabel "فناوری کود شیمیایی"@fa, "fertilizer technology"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0004445> .

<http://www.irandoc.acir/onto/irandoc/CAB0004445>
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0053941>, <http://www.irandoc.acir/onto/irandoc/CAB0003928> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0004447> ;
  skos:prefLabel "گاز ترکیبی آمونیاکی"@fa, "ammonia synthesis gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CAB0053941>
  skos:prefLabel "آمونیاک"@fa, "ammonia"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0004445> .