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

<http://www.irandoc.acir/onto/irandoc/hza000607>
  skos:broader <http://www.irandoc.acir/onto/irandoc/hza000840> ;
  skos:prefLabel "تیزاب سلطانی"@fa, "aqua regia"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/hza000840>
  skos:prefLabel "شیمی تجزیه"@fa, "analytical chemistry"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/hza000607> .