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

<http://www.irandoc.acir/onto/irandoc/NEMA0006881>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA000901>, <http://www.irandoc.acir/onto/irandoc/NEMA0002605>, <http://www.irandoc.acir/onto/irandoc/NEMA0002606> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0006886> ;
  skos:prefLabel "گازهای اشتعال‌پذیر"@fa, "flammable gases"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0006886>
  skos:prefLabel "گازها"@fa, "gases"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0006881> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002605>
  skos:prefLabel "گاز صنعتی"@fa, "manufactured gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0006881> .

<http://www.irandoc.acir/onto/irandoc/NEMA000901>
  skos:prefLabel "flammable materials"@en, "مواد قابل اشتعال"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0006881> .

<http://www.irandoc.acir/onto/irandoc/NEMA0002606>
  skos:prefLabel "گاز طبیعی"@fa, "natural gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0006881> .