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

<http://www.irandoc.acir/onto/irandoc/CHEM0003493>
  skos:prefLabel "اسیدهای اکسیژن‌دار"@fa, "oxygen acides"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CHEM0003491> .

<http://www.irandoc.acir/onto/irandoc/CHEM0003696>
  skos:prefLabel "هالوژن‌ها"@fa, "halogens"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHEM0003491> .

<http://www.irandoc.acir/onto/irandoc/CHEM0003491>
  skos:related <http://www.irandoc.acir/onto/irandoc/CHEM0003696> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CHEM0003493> ;
  skos:prefLabel "هالیک اسیدها"@fa, "halic acides"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .