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

<http://www.irandoc.acir/onto/irandoc/insp0010903>
  skos:prefLabel "Automotive engineering"@en, "مهندسی خودرو"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011089> .

<http://www.irandoc.acir/onto/irandoc/insp0011089>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011085>, <http://www.irandoc.acir/onto/irandoc/insp0010903> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0011091> ;
  skos:prefLabel "Diesel engine"@en, "موتور دیزلی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0011091>
  skos:prefLabel "Internal combustion engine"@en, "موتور درون‌سوز"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0011089> .

<http://www.irandoc.acir/onto/irandoc/insp0011085>
  skos:prefLabel "Dual fuel engine"@en, "موتور دوگانه‌سوز"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011089> .