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

<http://www.irandoc.acir/onto/irandoc/INSP0004756>
  skos:prefLabel "روغن"@fa, "oils"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP0011291> .

<http://www.irandoc.acir/onto/irandoc/INSP0011294>
  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/INSP0011291> .

<http://www.irandoc.acir/onto/irandoc/INSP0010129>
  skos:prefLabel "مخزن هیدروکربنی"@fa, "hydrocarbon reservoir"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0011291> .

<http://www.irandoc.acir/onto/irandoc/INSP0011292>
  skos:prefLabel "سوخت فسیلی"@fa, "fossil fuel"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP0011291> .

<http://www.irandoc.acir/onto/irandoc/INSP0010010>
  skos:prefLabel "صنعت نفت"@fa, "petroleum industry"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0011291> .

<http://www.irandoc.acir/onto/irandoc/INSP0008003>
  skos:prefLabel "مواد اولیه"@fa, "raw materials"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0011291> .

<http://www.irandoc.acir/onto/irandoc/INSP0001545>
  skos:prefLabel "پالایش نفت"@fa, "oil refining"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0011291> .

<http://www.irandoc.acir/onto/irandoc/INSP0011291>
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0010871>, <http://www.irandoc.acir/onto/irandoc/INSP0008003>, <http://www.irandoc.acir/onto/irandoc/INSP0010010>, <http://www.irandoc.acir/onto/irandoc/INSP0001545>, <http://www.irandoc.acir/onto/irandoc/INSP0011294>, <http://www.irandoc.acir/onto/irandoc/INSP0010129> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/INSP0004756>, <http://www.irandoc.acir/onto/irandoc/INSP0011292> ;
  skos:prefLabel "روغن خام"@fa, "crude oil"@en .

<http://www.irandoc.acir/onto/irandoc/INSP0010871>
  skos:prefLabel "آلودگی نفتی"@fa, "oil pollution"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0011291> .