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

<http://www.irandoc.acir/onto/irandoc/NEMA000544>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0009349>, <http://www.irandoc.acir/onto/irandoc/NEMA0005835> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA000552> ;
  skos:prefLabel "تأسیسات آبی"@fa, "waterworks"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA000552>
  skos:prefLabel "واحدهای صنعتی"@fa, "industrial plants"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA000544> .

<http://www.irandoc.acir/onto/irandoc/NEMA0009349>
  skos:prefLabel "توزیع آب"@fa, "water distribution"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA000544> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005835>
  skos:prefLabel "خدمات تامین آب"@fa, "water supply services"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA000544> .