@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix ns0: <http://rdf-vocabulary.ddialliance.org/xkos#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

<http://www.irandoc.acir/onto/irandoc/410690003>
  skos:prefLabel "لنز فوندوس تماسی مقعر (شیء فیزیکی)"@fa, "Concave contact fundus lens (physical object)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/410686000> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/410686000> .

<http://www.irandoc.acir/onto/irandoc/410686000>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/705273000> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/410690003>, <http://www.irandoc.acir/onto/irandoc/410689007> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/705273000> ;
  skos:prefLabel "لنز فوندوس تماسی (شیء فیزیکی)"@fa, "Contact fundus lens (physical object)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/410689007>
  skos:prefLabel "لنز فوندوس تماسی محدب (شیء فیزیکی)"@fa, "Convex contact fundus lens (physical object)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/410686000> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/410686000> .

<http://www.irandoc.acir/onto/irandoc/705273000>
  skos:prefLabel "لنز تشخیصی چشمی"@fa, "Diagnostic ophthalmic lens"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/410686000> .