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

<http://www.irandoc.acir/onto/irandoc/GEO0008104>
  skos:prefLabel "زمین‌گاه‌شماری"@fa, "geochronology"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/GEO0014648> .

<http://www.irandoc.acir/onto/irandoc/GEO0007221>
  skos:prefLabel "سن نسبی"@fa, "relative age"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/GEO0014648> .

<http://www.irandoc.acir/onto/irandoc/GEO0014648>
  skos:related <http://www.irandoc.acir/onto/irandoc/GEO0007221>, <http://www.irandoc.acir/onto/irandoc/GEO0008104> ;
  skos:prefLabel "آبدار کردن شیشه"@fa, "hydration of glass"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .