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

<http://www.irandoc.acir/onto/irandoc/GEO0013534>
  skos:prefLabel "West Africa"@en, "آفریقای غربی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/GEO0013519> .

<http://www.irandoc.acir/onto/irandoc/GEO0013519>
  skos:related <http://www.irandoc.acir/onto/irandoc/GEO0013605> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/GEO0013534> ;
  skos:prefLabel "Ghana"@en, "غنا"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/GEO0013605>
  skos:prefLabel "Volta Basin"@en, "حوضه ولتا"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/GEO0013519> .