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

<http://www.irandoc.acir/onto/irandoc/INSP0012261>
  skos:prefLabel "arc (electric)"@en, "قوس (الکتریکی)"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0009074> .

<http://www.irandoc.acir/onto/irandoc/INSP0009080>
  skos:prefLabel "discharge lamp"@en, "لامپ تخلیه"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP0009074> .

<http://www.irandoc.acir/onto/irandoc/INSP0009074>
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0008882>, <http://www.irandoc.acir/onto/irandoc/INSP0012261> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/INSP0009080> ;
  skos:prefLabel "arc lamp"@en, "لامپ قوسی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/INSP0008882>
  skos:prefLabel "چشمه نور"@fa, "light source"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0009074> .