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

<http://www.irandoc.acir/onto/irandoc/insp0001375>
  skos:prefLabel "Telephone set"@en, "دستگاه تلفن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0015185> .

<http://www.irandoc.acir/onto/irandoc/insp0002515>
  skos:prefLabel "Hearing aid"@en, "کمک شنوایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0015185> .

<http://www.irandoc.acir/onto/irandoc/insp0015185>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0015200>, <http://www.irandoc.acir/onto/irandoc/insp0002515>, <http://www.irandoc.acir/onto/irandoc/insp0001375> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0015205> ;
  skos:prefLabel "Earphone"@en, "گوشی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0015200>
  skos:prefLabel "Headphone"@en, "دوگوشی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0015185> .

<http://www.irandoc.acir/onto/irandoc/insp0015205>
  skos:prefLabel "Acoustoelectric transducer"@en, "تراگذار برقاصوتی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0015185> .