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

<http://www.irandoc.acir/onto/irandoc/NEMA0001885>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001864>, <http://www.irandoc.acir/onto/irandoc/NEMA0001377>, <http://www.irandoc.acir/onto/irandoc/NEMA0005676>, <http://www.irandoc.acir/onto/irandoc/NEMA0001857>, <http://www.irandoc.acir/onto/irandoc/NEMA0004847>, <http://www.irandoc.acir/onto/irandoc/NEMA0002601>, <http://www.irandoc.acir/onto/irandoc/NEMA0008201> ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0001887> ;
  skos:prefLabel "زمین‌شناسی نفت"@fa, "petroleum geology"@en .

<http://www.irandoc.acir/onto/irandoc/NEMA0001857>
  skos:prefLabel "چینه‌شناسی"@fa, "stratigraphy"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001885> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004847>
  skos:prefLabel "چاه‌های نفت"@fa, "petroleum wells"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001885> .

<http://www.irandoc.acir/onto/irandoc/NEMA0001377>
  skos:prefLabel "شیل‌های نفتی"@fa, "oil shales"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001885> .

<http://www.irandoc.acir/onto/irandoc/NEMA0001864>
  skos:prefLabel "رسوب‌شناسی"@fa, "sedimentology"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001885> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002601>
  skos:prefLabel "نفت خام"@fa, "petroleum"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001885> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008201>
  skos:prefLabel "منابع نفتی"@fa, "petroleum resources"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001885> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005676>
  skos:prefLabel "reservoirs"@en, "مخزن‌ها"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001885> .

<http://www.irandoc.acir/onto/irandoc/NEMA0001887>
  skos:prefLabel "زمین‌شناسی اقتصادی"@fa, "economic geology"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0001885> .