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

<http://www.irandoc.acir/onto/irandoc/insp0004025>
  skos:prefLabel "Propellant"@en, "نیروی محرکه"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011092> .

<http://www.irandoc.acir/onto/irandoc/insp0003467>
  skos:prefLabel "Aerospace propulsion"@en, "پیشرانش هوافضایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011092> .

<http://www.irandoc.acir/onto/irandoc/insp0011093>
  skos:prefLabel "Engine"@en, "موتور"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0011092> .

<http://www.irandoc.acir/onto/irandoc/insp0011082>
  skos:prefLabel "Rocket engine"@en, "موتور موشک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011092> .

<http://www.irandoc.acir/onto/irandoc/insp0002782>
  skos:prefLabel "Rocket"@en, "موشک آزاد"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011092> .

<http://www.irandoc.acir/onto/irandoc/insp0011083>
  skos:prefLabel "Aerospace engine"@en, "موتور هوافضایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011092> .

<http://www.irandoc.acir/onto/irandoc/insp0011092>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0004025>, <http://www.irandoc.acir/onto/irandoc/insp0011083>, <http://www.irandoc.acir/onto/irandoc/insp0003467>, <http://www.irandoc.acir/onto/irandoc/insp0002782>, <http://www.irandoc.acir/onto/irandoc/insp0011082> ;
  skos:prefLabel "موتور یونی"@fa, "Ion engine"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0011093> ;
  skos:altLabel "ion thrustors"@en .