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

<http://rdf-vocabulary.ddialliance.org/xkos#type> rdfs:label "type"@en, "نوع"@fa .
<http://www.irandoc.acir/onto/irandoc/9cfcc59c-683f-4a59-9e78-58cfe5bd01eb>
  ns0:type skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0004912> ;
  skos:prefLabel "Frequency conversion"@en, "تبدیل فرکانس"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0004912>
  skos:prefLabel "اپتیک غیرخطی"@fa, "Nonlinear optics"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .