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

<http://www.irandoc.acir/onto/irandoc/insp0011308>
  skos:prefLabel "Renewable energy sources"@en, "چشمه انرژی تجدیدشدنی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0011305> .

<http://www.irandoc.acir/onto/irandoc/insp0011098>
  skos:prefLabel "Hydrogen storage"@en, "ذخیره‌سازی هیدروژن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0011305> .

<http://www.irandoc.acir/onto/irandoc/insp0011298>
  skos:prefLabel "Fuel economy"@en, "اقتصاد سوخت"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011305> .

<http://www.irandoc.acir/onto/irandoc/insp0010128>
  skos:prefLabel "Hydrogen"@en, "هیدروژن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011305> .

<http://www.irandoc.acir/onto/irandoc/insp0014379>
  skos:prefLabel "Hydrogenation"@en, "هیدروژن‌دار کردن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011305> .

<http://www.irandoc.acir/onto/irandoc/insp0011305>
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0011308> ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0010128>, <http://www.irandoc.acir/onto/irandoc/insp0011298>, <http://www.irandoc.acir/onto/irandoc/insp0014379> ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:prefLabel "Hydrogen economy"@en, "اقتصاد هیدروژنی"@fa ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0011098>, <http://www.irandoc.acir/onto/irandoc/insp0011303> ;
  skos:altLabel "hydrogen energy"@en .

<http://www.irandoc.acir/onto/irandoc/insp0011303>
  skos:prefLabel "Hydrogen production"@en, "تولید هیدروژن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0011305> .