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

<http://www.irandoc.acir/onto/irandoc/NEMA0004763>
  skos:prefLabel "معدنکاری سطحی"@fa, "surface mining"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007931> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007933>
  skos:prefLabel "معدن‌ها"@fa, "mines (excavations)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0007931> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007931>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004763> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0007933> ;
  skos:prefLabel "معدن‌های سنگ"@fa, "quarries"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .