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

<http://www.irandoc.acir/onto/irandoc/insp0009963>
  skos:prefLabel "Construction industry"@en, "صنعت ساخت و ساز"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003541> .

<http://www.irandoc.acir/onto/irandoc/insp0003541>
  skos:altLabel "pre-stressed concrete"@en ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0009963>, <http://www.irandoc.acir/onto/irandoc/insp0007744>, <http://www.irandoc.acir/onto/irandoc/insp0013335> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0003542> ;
  skos:prefLabel "Reinforced concrete"@en, "بتن مسلح"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0013335>
  skos:prefLabel "Construction components"@en, "اجزای سازه"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003541> .

<http://www.irandoc.acir/onto/irandoc/insp0007744>
  skos:prefLabel "Rebar"@en, "میلگرد"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003541> .

<http://www.irandoc.acir/onto/irandoc/insp0003542>
  skos:prefLabel "Concrete"@en, "بتن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0003541> .