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

<http://www.irandoc.acir/onto/irandoc/NEMA0004877>
  skos:prefLabel "منابع انرژی (خاستگاه انرژی)"@fa, "energy sources"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002596>
  skos:prefLabel "coal"@en, "زغال‌سنگ"@fa ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002565>, <http://www.irandoc.acir/onto/irandoc/NEMA0004761>, <http://www.irandoc.acir/onto/irandoc/NEMA0002640>, <http://www.irandoc.acir/onto/irandoc/NEMA000558>, <http://www.irandoc.acir/onto/irandoc/NEMA0004877>, <http://www.irandoc.acir/onto/irandoc/NEMA0002604>, <http://www.irandoc.acir/onto/irandoc/NEMA0002590>, <http://www.irandoc.acir/onto/irandoc/NEMA0002592>, <http://www.irandoc.acir/onto/irandoc/NEMA0008200> ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0002594>, <http://www.irandoc.acir/onto/irandoc/NEMA0002593>, <http://www.irandoc.acir/onto/irandoc/NEMA0002595> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0002602> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002594>
  skos:prefLabel "کک"@fa, "coke"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008200>
  skos:prefLabel "منابع زغال‌سنگ"@fa, "coal resources"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004761>
  skos:prefLabel "معدنکاری زغال‌سنگ"@fa, "coal mining"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002640>
  skos:prefLabel "سیاست انرژی"@fa, "energy policy"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002592>
  skos:prefLabel "سوخت‌های حرارتی"@fa, "heating fuels"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA000558>
  skos:prefLabel "خاک‌های آلی"@fa, "organic soils"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002590>
  skos:prefLabel "سوخت‌های جامد"@fa, "solid fuels"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002595>
  skos:prefLabel "لیگنیت"@fa, "lignite"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002604>
  skos:prefLabel "گاز زغال‌سنگ"@fa, "coal gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002593>
  skos:prefLabel "آنتراسیت"@fa, "anthracite"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<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:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002565>
  skos:prefLabel "rocks"@en, "سنگ‌ها"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002596> .