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

<http://www.irandoc.acir/onto/irandoc/EIT0011539>
  skos:prefLabel "سامانه بزرگراه"@fa, "highway system"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/EIT0011533> .

<http://www.irandoc.acir/onto/irandoc/EIT0011533>
  skos:broader <http://www.irandoc.acir/onto/irandoc/EIT0011539> ;
  skos:prefLabel "منطقه خدماتی بزرگراه"@fa, "highway service area"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .