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

<http://www.irandoc.acir/onto/irandoc/NEMA0004063>
  skos:prefLabel "وسایل نجومی"@fa, "astronomical instruments"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004024> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004024>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0009553>, <http://www.irandoc.acir/onto/irandoc/NEMA0009555>, <http://www.irandoc.acir/onto/irandoc/NEMA0004063> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0004032> ;
  skos:prefLabel "تلسکوپ‌ها"@fa, "telescopes"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0009555>
  skos:prefLabel "نجوم نوری"@fa, "optical astronomy"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004024> .

<http://www.irandoc.acir/onto/irandoc/NEMA0009553>
  skos:prefLabel "نجوم رادیویی"@fa, "radio astronomy"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004024> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004032>
  skos:prefLabel "تجهیزات نوری"@fa, "optical equipment"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0004024> .