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

<http://www.irandoc.acir/onto/irandoc/insp0007757>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0002274>, <http://www.irandoc.acir/onto/irandoc/insp0002780>, <http://www.irandoc.acir/onto/irandoc/insp0008005>, <http://www.irandoc.acir/onto/irandoc/insp0007756> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0008086> ;
  skos:prefLabel "Clay"@en, "رس"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0008086>
  skos:prefLabel "Materials"@en, "مواد"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0007757> .

<http://www.irandoc.acir/onto/irandoc/insp0007756>
  skos:prefLabel "Ceramic"@en, "سرامیک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007757> .

<http://www.irandoc.acir/onto/irandoc/insp0008005>
  skos:prefLabel "Refractory"@en, "دیرگداز"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007757> .

<http://www.irandoc.acir/onto/irandoc/insp0002780>
  skos:prefLabel "Rock"@en, "سنگ"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007757> .

<http://www.irandoc.acir/onto/irandoc/insp0002274>
  skos:prefLabel "Soil"@en, "خاک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007757> .