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

<http://www.irandoc.acir/onto/irandoc/GEO0011170>
  skos:prefLabel "Aphebian"@en, "آفبین"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/GEO0011275> .

<http://www.irandoc.acir/onto/irandoc/GEO0011275>
  skos:related <http://www.irandoc.acir/onto/irandoc/GEO0011170> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/GEO0011347> ;
  skos:prefLabel "middle Precambrian"@en, "پرکامبرین میانی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/GEO0011347>
  skos:prefLabel "Precambrian"@en, "پرکامبرین"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/GEO0011275> .