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

<http://www.irandoc.acir/onto/irandoc/hlt000311>
  skos:prefLabel "مشکلدار بینایی"@fa, "person with visual disability"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/hlt000558> .

<http://www.irandoc.acir/onto/irandoc/hlt000558>
  skos:related <http://www.irandoc.acir/onto/irandoc/hlt000311> ;
  skos:prefLabel "نابینایی"@fa, "blindness"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .