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

<http://www.irandoc.acir/onto/irandoc/NEMA0008119>
  skos:prefLabel "گرانش"@fa, "gravitation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0005101> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005102>
  skos:prefLabel "نظریه میدان (فیزیک)"@fa, "field theory (physics)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0005101> .

<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/NEMA0005101> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005101>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008119> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0009552>, <http://www.irandoc.acir/onto/irandoc/NEMA0005102> ;
  skos:prefLabel "میدان‌های گرانشی"@fa, "gravitational fields"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .