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

<http://www.irandoc.acir/onto/irandoc/NEMA0001885>
  skos:prefLabel "زمین‌شناسی نفت"@fa, "petroleum geology"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001377> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002600>
  skos:prefLabel "نفت پلمه‌سنگ"@fa, "shale oil"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001377> .

<http://www.irandoc.acir/onto/irandoc/NEMA0001377>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002602>, <http://www.irandoc.acir/onto/irandoc/NEMA0001885>, <http://www.irandoc.acir/onto/irandoc/NEMA0002600>, <http://www.irandoc.acir/onto/irandoc/NEMA0007777> ;
  skos:scopeNote "شیل‌های نفت‌دار"@fa ;
  skos:prefLabel "oil shales"@en, "شیل‌های نفتی"@fa ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0002564>, <http://www.irandoc.acir/onto/irandoc/NEMA0001378> ;
  skos:altLabel "شیل‌های نفت‌دار"@fa .

<http://www.irandoc.acir/onto/irandoc/NEMA0002564>
  skos:prefLabel "سنگ‌های رسوبی"@fa, "sedimentary rocks"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0001377> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007777>
  skos:prefLabel "قیرها"@fa, "bitumens"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001377> .

<http://www.irandoc.acir/onto/irandoc/NEMA0001378>
  skos:prefLabel "ذخایر سوخت فسیلی"@fa, "fossil fuel deposits"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0001377> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002602>
  skos:prefLabel "سوخت‌های فسیلی"@fa, "fossil fuels"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001377> .