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

<http://www.irandoc.acir/onto/irandoc/hza000673>
  skos:prefLabel "ستون تقطیر"@fa, "distillation column"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/hza000672> .

<http://www.irandoc.acir/onto/irandoc/hza000672>
  skos:broader <http://www.irandoc.acir/onto/irandoc/hza000673> ;
  skos:prefLabel "سرستون تقطیر"@fa, "still head"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .