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

<http://www.irandoc.acir/onto/irandoc/CHEM0001883>
  skos:prefLabel "شیمی آلی"@fa, "organic chemistry"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHEM0006795> .

<http://www.irandoc.acir/onto/irandoc/CHEM0005878>
  skos:prefLabel "آلکین‌ها"@fa, "alkynes"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHEM0006795> .

<http://www.irandoc.acir/onto/irandoc/CHEM0006795>
  skos:related <http://www.irandoc.acir/onto/irandoc/CHEM0005878>, <http://www.irandoc.acir/onto/irandoc/CHEM0001883> ;
  skos:prefLabel "افزایش هیدروژن"@fa, "addition of hydrogen"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .