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

<http://www.irandoc.acir/onto/irandoc/CAB0057751>
  skos:prefLabel "رودخانه‌ها"@fa, "rivers"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0057762> .

<http://www.irandoc.acir/onto/irandoc/CAB0057763>
  skos:prefLabel "دره‌ها"@fa, "valleys"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0057762> .

<http://www.irandoc.acir/onto/irandoc/CAB0057762>
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0057751> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0057763> ;
  skos:prefLabel "دره‌های رودخانه‌ای"@fa, "river valleys"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .