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

<http://www.irandoc.acir/onto/irandoc/NEMA0004144>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007055>, <http://www.irandoc.acir/onto/irandoc/NEMA0007798> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0004147> ;
  skos:prefLabel "کلاه‌های ایمنی"@fa, "helmets"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0004147>
  skos:prefLabel "پوشاک حفاظتی"@fa, "protective clothing"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0004144> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007798>
  skos:prefLabel "زره"@fa, "armour"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004144> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007055>
  skos:prefLabel "کلاه‌ها"@fa, "hats"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004144> .