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

<http://www.irandoc.acir/onto/irandoc/GEO0017880>
  skos:related <http://www.irandoc.acir/onto/irandoc/GEO0017883> ;
  skos:prefLabel "اکتشاف زیرسطحی"@fa, "subsurface exploration"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/GEO0017883>
  skos:prefLabel "exploration"@en, "اکتشاف"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/GEO0017880> .