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

<http://www.irandoc.acir/onto/irandoc/EIT0006753>
  skos:prefLabel "سامانه توزیع آب"@fa, "water distribution system"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/EIT0006751> .

<http://www.irandoc.acir/onto/irandoc/EIT0007059>
  skos:prefLabel "گرمایش آب گرم"@fa, "hot water heating"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/EIT0006751> .

<http://www.irandoc.acir/onto/irandoc/EIT0006751>
  skos:altLabel "سامانه تهیه آب گرم"@fa ;
  skos:related <http://www.irandoc.acir/onto/irandoc/EIT0007059> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/EIT0006753> ;
  skos:prefLabel "سامانه پخش آب گرم"@fa, "hot water distribution system"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .