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

<http://www.irandoc.acir/onto/irandoc/CHEM0003105>
  skos:prefLabel "هیدروژن"@fa, "hydrogen"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHEM000719> .

<http://www.irandoc.acir/onto/irandoc/CHEM000719>
  skos:related <http://www.irandoc.acir/onto/irandoc/CHEM0003105> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CHEM000733> ;
  skos:prefLabel "اتم هیدروژن-مانند"@fa, "hydrogen-like atom"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CHEM000733>
  skos:prefLabel "atom"@en, "اتم"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CHEM000719> .