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

<http://www.irandoc.acir/onto/irandoc/CHEM000897>
  skos:broader <http://www.irandoc.acir/onto/irandoc/CHEM000904> ;
  skos:prefLabel "Patel-Teja equation of state"@en, "معادله حالت پاتل - تجا"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CHEM000904>
  skos:prefLabel "معادله حالت"@fa, "equation of state"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CHEM000897> .