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

<http://www.irandoc.acir/onto/irandoc/CHMTR000075>
  skos:prefLabel "اكسیژن"@fa, "oxygen"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000114> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000244>
  skos:prefLabel "هوا کره"@fa, "atmosphere"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CHMTR000020>
  skos:prefLabel "اكسایش"@fa, "oxidation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000114> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000019>
  skos:prefLabel "iron rusting"@en, "زنگ زدن آهن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000114> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000131>
  skos:prefLabel "chemical compound"@en, "ترکیبات شیمیایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CHMTR000114> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000114>
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000019>, <http://www.irandoc.acir/onto/irandoc/CHMTR000020>, <http://www.irandoc.acir/onto/irandoc/CHMTR000075>, <http://www.irandoc.acir/onto/irandoc/CHMTR000244> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CHMTR000131> ;
  skos:prefLabel "iron rust"@en, "زنگ آهن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .