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

<http://www.irandoc.acir/onto/irandoc/NEMA0008260>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001836> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0008261> ;
  skos:prefLabel "مناطق شمالگان"@fa, "arctic regions"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0001836>
  skos:prefLabel "توندرا"@fa, "tundra"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008260> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008261>
  skos:prefLabel "مناطق قطبی"@fa, "polar regions"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0008260> .