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

<http://www.irandoc.acir/onto/irandoc/insp000751>
  skos:prefLabel "Power transformer"@en, "مبدل قدرت"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp000747> .

<http://www.irandoc.acir/onto/irandoc/insp0013182>
  skos:prefLabel "Voltage control"@en, "تنظیم ولتاژ"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp000747> .

<http://www.irandoc.acir/onto/irandoc/insp000747>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0013182> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp000751> ;
  skos:prefLabel "On load tap changer"@en, "تپ‌چنجر تحت بار"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .