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

<http://www.irandoc.acir/onto/irandoc/NEMA0003448>
  skos:prefLabel "ماه"@fa, "moon"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0009549> .

<http://www.irandoc.acir/onto/irandoc/NEMA0003422>
  skos:prefLabel "خورشید"@fa, "sun"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0009549> .

<http://www.irandoc.acir/onto/irandoc/NEMA0009552>
  skos:prefLabel "مکانیک سماوی"@fa, "celestial mechanics"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0009549> .

<http://www.irandoc.acir/onto/irandoc/NEMA0009549>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0003422>, <http://www.irandoc.acir/onto/irandoc/NEMA0003448> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0009552> ;
  skos:prefLabel "گرفتگی‌ها (نجوم)"@fa, "eclipses"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .