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

<http://www.irandoc.acir/onto/irandoc/insp0009021>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0010333> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0009023> ;
  skos:prefLabel "Context-free language"@en, "زبان متن‌آزاد"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0010333>
  skos:prefLabel "Context-free grammar"@en, "دستور زبان بافت‌آزاد"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0009021> .

<http://www.irandoc.acir/onto/irandoc/insp0009023>
  skos:prefLabel "Formal language"@en, "زبان صوری"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0009021> .