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

<http://rdf-vocabulary.ddialliance.org/xkos#comment> rdfs:label "توضیحات"@fa, "comment"@en .
<http://www.irandoc.acir/onto/irandoc/mathpro3382>
  skos:prefLabel "رویه"@fa, "سطح"@fa, "surface"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/mathpro3295>
  skos:prefLabel "خم"@fa, "منحنی"@fa, "curve"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/mathpro3>
  ns0:comment <http://en.wikipedia.org/wiki/envelope_%28mathematics%29> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro3382>, <http://www.irandoc.acir/onto/irandoc/mathpro3295> ;
  skos:prefLabel "پاکت"@fa, "envelope"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .