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

<http://www.irandoc.acir/onto/irandoc/CAB0052859>
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0052861> ;
  skos:prefLabel "زانتین"@fa, "xanthine"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CAB0052861>
  skos:prefLabel "زانتین‌ها"@fa, "xanthines"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0052859> .