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

<http://www.irandoc.acir/onto/irandoc/CAB0002556>
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0010407>, <http://www.irandoc.acir/onto/irandoc/CAB0004513> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0002573> ;
  skos:prefLabel "میدان نفتی"@fa, "oilfields"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CAB0010407>
  skos:prefLabel "سیستم‌های تزریق آب میدان نفتی"@fa, "oilfield water injection systems"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0002556> .

<http://www.irandoc.acir/onto/irandoc/CAB0002573>
  skos:prefLabel "facilities and structures by purpose"@en, "هدف تاسیسات و سازه‌ها"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0002556> .

<http://www.irandoc.acir/onto/irandoc/CAB0004513>
  skos:prefLabel "نفت طبیعی"@fa, "petroleum"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0002556> .