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

<http://www.irandoc.acir/onto/irandoc/insp0004930>
  skos:prefLabel "Sky brightness"@en, "نورتابی آسمان"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003212> .

<http://www.irandoc.acir/onto/irandoc/insp0003212>
  skos:altLabel "geocorona"@en ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0003211> ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0004930>, <http://www.irandoc.acir/onto/irandoc/insp0004420> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0003213> ;
  skos:prefLabel "Airglow"@en, "هواتابی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0004420>
  skos:prefLabel "Aurora"@en, "شفق قطبی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003212> .

<http://www.irandoc.acir/onto/irandoc/insp0003213>
  skos:prefLabel "Atmospheric radiation"@en, "تابش جو"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0003212> .

<http://www.irandoc.acir/onto/irandoc/insp0003211>
  skos:prefLabel "Nightglow"@en, "شب‌تابی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0003212> .