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

<http://www.irandoc.acir/onto/irandoc/AEM000200>
  skos:related <http://www.irandoc.acir/onto/irandoc/AEM000742>, <http://www.irandoc.acir/onto/irandoc/AEM0001581>, <http://www.irandoc.acir/onto/irandoc/AEM000745>, <http://www.irandoc.acir/onto/irandoc/AEM0001500> ;
  skos:prefLabel "Drilling rig"@en, "دکل حفاری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/AEM000742>
  skos:prefLabel "Oil well"@en, "چاه نفت"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/AEM000200> .

<http://www.irandoc.acir/onto/irandoc/AEM000745>
  skos:prefLabel "Gas well"@en, "چاه گاز"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/AEM000200> .

<http://www.irandoc.acir/onto/irandoc/AEM0001581>
  skos:prefLabel "Offshore drilling rig"@en, "دکل حفاری دریایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/AEM000200> .

<http://www.irandoc.acir/onto/irandoc/AEM0001500>
  skos:prefLabel "Drilling platform"@en, "سکوی حفاری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/AEM000200> .