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

<http://www.irandoc.acir/onto/irandoc/insp000506>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp000505>, <http://www.irandoc.acir/onto/irandoc/insp0011259>, <http://www.irandoc.acir/onto/irandoc/insp0012055> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp000507> ;
  skos:prefLabel "Hole density"@en, "چگالی حفره"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0012055>
  skos:prefLabel "Current density"@en, "چگالی جریان"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp000506> .

<http://www.irandoc.acir/onto/irandoc/insp000507>
  skos:prefLabel "Carrier density"@en, "چگالی حامل"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp000506> .

<http://www.irandoc.acir/onto/irandoc/insp0011259>
  skos:prefLabel "Two-dimensional hole gas"@en, "گاز حفره دوبعدی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp000506> .

<http://www.irandoc.acir/onto/irandoc/insp000505>
  skos:prefLabel "Electron density"@en, "چگالی الکترونی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp000506> .