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

<http://www.irandoc.acir/onto/irandoc/insp0004876>
  skos:prefLabel "Ray tracing"@en, "ردیابی پرتوها"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003226> .

<http://www.irandoc.acir/onto/irandoc/insp0003226>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0002739>, <http://www.irandoc.acir/onto/irandoc/insp0004876>, <http://www.irandoc.acir/onto/irandoc/insp0009618>, <http://www.irandoc.acir/onto/irandoc/insp0012830> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0003227> ;
  skos:prefLabel "Stray light"@en, "نور هرز"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0009618>
  skos:prefLabel "Astronomical telescope"@en, "تلسکوپ نجومی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003226> .

<http://www.irandoc.acir/onto/irandoc/insp0002739>
  skos:prefLabel "پراکنش نور"@fa, "Light scattering"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003226> .

<http://www.irandoc.acir/onto/irandoc/insp0003227>
  skos:prefLabel "Light"@en, "نور"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0003226> .

<http://www.irandoc.acir/onto/irandoc/insp0012830>
  skos:prefLabel "Optical design technique"@en, "فن طراحی نوری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003226> .