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

<http://www.irandoc.acir/onto/irandoc/EIT0004550>
  skos:related <http://www.irandoc.acir/onto/irandoc/EIT0005080> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/EIT0004578> ;
  skos:prefLabel "تقویت‌کننده میان‌گذر"@fa, "bandpass amplifier"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/EIT0004578>
  skos:prefLabel "تقویت‌کننده (الکترونیکی)"@fa, "amplifier (electronic)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/EIT0004550> .

<http://www.irandoc.acir/onto/irandoc/EIT0005080>
  skos:prefLabel "bandpass filter"@en, "پالایه میان‌گذر"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/EIT0004550> .