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

<http://www.irandoc.acir/onto/irandoc/NEMA0008693>
  skos:prefLabel "مس"@fa, "copper"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008630> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008630>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008693>, <http://www.irandoc.acir/onto/irandoc/NEMA0008688>, <http://www.irandoc.acir/onto/irandoc/NEMA0008651> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0008636> ;
  skos:prefLabel "آلیاژهای مس"@fa, "copper alloys"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0008688>
  skos:prefLabel "قلع"@fa, "tin"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008630> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008636>
  skos:prefLabel "آلیاژها"@fa, "alloys"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0008630> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008651>
  skos:prefLabel "روی (فلز)"@fa, "zinc"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008630> .