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

<http://www.irandoc.acir/onto/irandoc/NEMA0004844>
  skos:prefLabel "petroleum extraction"@en, "استخراج نفت"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0004849> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004849>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0002051>, <http://www.irandoc.acir/onto/irandoc/NEMA0003655>, <http://www.irandoc.acir/onto/irandoc/NEMA0002616>, <http://www.irandoc.acir/onto/irandoc/NEMA0002601>, <http://www.irandoc.acir/onto/irandoc/NEMA0002940>, <http://www.irandoc.acir/onto/irandoc/NEMA0005873> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0004966>, <http://www.irandoc.acir/onto/irandoc/NEMA0004847>, <http://www.irandoc.acir/onto/irandoc/NEMA0004845>, <http://www.irandoc.acir/onto/irandoc/NEMA0004844>, <http://www.irandoc.acir/onto/irandoc/NEMA0001920> ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:altLabel "INGENIERIA DEL PETROLEO"@en ;
  skos:prefLabel "petroleum technology"@en, "فناوری نفت"@fa .

<http://www.irandoc.acir/onto/irandoc/NEMA0002616>
  skos:prefLabel "سوخت‌ها"@fa, "fuels"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004849> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002940>
  skos:prefLabel "پتروشیمی"@fa, "petrochemistry"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004849> .

<http://www.irandoc.acir/onto/irandoc/NEMA0001920>
  skos:prefLabel "خطوط لوله نفت"@fa, "petroleum pipelines"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0004849> .

<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:broader <http://www.irandoc.acir/onto/irandoc/NEMA0004849> .

<http://www.irandoc.acir/onto/irandoc/NEMA0003655>
  skos:prefLabel "فراورده‌های نفتی"@fa, "petroleum products"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004849> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004845>
  skos:prefLabel "انتقال نفت"@fa, "petroleum transportation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0004849> .

<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/NEMA0004849> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004966>
  skos:prefLabel "تصفیه نفت"@fa, "petroleum refining"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0004849> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005873>
  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/NEMA0004849> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002051>
  skos:prefLabel "زیست‌فناوری"@fa, "biotechnology"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004849> .