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

<http://www.irandoc.acir/onto/irandoc/insp0003627>
  skos:prefLabel "Chemical product"@en, "محصول شیمیایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0003542> .

<http://www.irandoc.acir/onto/irandoc/insp0007746>
  skos:prefLabel "Building materials"@en, "مصالح ساختمانی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0003542> .

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

<http://www.irandoc.acir/onto/irandoc/insp0008004>
  skos:prefLabel "Ready-mixed materials"@en, "مواد حاضر-مخلوط"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003542> .

<http://www.irandoc.acir/onto/irandoc/insp0009975>
  skos:prefLabel "Cement industry"@en, "صنعت سیمان"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003542> .

<http://www.irandoc.acir/onto/irandoc/insp0003575>
  skos:prefLabel "Plasticiser"@en, "نرم‌ساز"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003542> .

<http://www.irandoc.acir/onto/irandoc/insp0003542>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003540>, <http://www.irandoc.acir/onto/irandoc/insp0008004>, <http://www.irandoc.acir/onto/irandoc/insp0009975>, <http://www.irandoc.acir/onto/irandoc/insp0003575>, <http://www.irandoc.acir/onto/irandoc/insp0004046> ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0003627>, <http://www.irandoc.acir/onto/irandoc/insp0007789>, <http://www.irandoc.acir/onto/irandoc/insp0007746> ;
  skos:prefLabel "Concrete"@en, "بتن"@fa ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0003541> .

<http://www.irandoc.acir/onto/irandoc/insp0007789>
  skos:prefLabel "Composite materials"@en, "مواد مختلط"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0003542> .

<http://www.irandoc.acir/onto/irandoc/insp0004046>
  skos:prefLabel "Pressure vessel"@en, "دیگ فشار"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003542> .

<http://www.irandoc.acir/onto/irandoc/insp0003540>
  skos:prefLabel "Cements (building materials)"@en, "سیمان (مواد ساختمانی)"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003542> .