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

<http://www.irandoc.acir/onto/irandoc/INSP0007161>
  skos:prefLabel "اندازه‌گیری ضریب شکست"@fa, "refractive index measurement"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0009520> .

<http://www.irandoc.acir/onto/irandoc/INSP0013363>
  skos:prefLabel "ضریب شکست"@fa, "refractive index"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0009520> .

<http://www.irandoc.acir/onto/irandoc/INSP0009521>
  skos:prefLabel "سنج‌افزار نوری"@fa, "optical instrument"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP0009520> .

<http://www.irandoc.acir/onto/irandoc/INSP0009520>
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0007161>, <http://www.irandoc.acir/onto/irandoc/INSP0013363> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/INSP0009521> ;
  skos:prefLabel "refractometer"@en, "شکست‌سنج"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .