@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#contains> rdfs:label "شامل"@fa, "contains"@en .
<http://www.irandoc.acir/onto/irandoc/mathpro1137>
  ns0:contains <http://www.irandoc.acir/onto/irandoc/mathpro831> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro2592> ;
  skos:prefLabel "فرمول استوک"@fa, "stoke/s formula"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/mathpro2592>
  skos:prefLabel "هویت"@fa, "identity"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/mathpro831>
  skos:prefLabel "قضیه استوکس"@fa, "stokes theorem"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .