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

<http://www.irandoc.acir/onto/irandoc/mathpro826>
  skos:prefLabel "قضیه"@fa, "theorem"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/mathpro834> .

<http://www.irandoc.acir/onto/irandoc/mathpro447>
  skos:prefLabel "کمپلکس دیفرانسیلی"@fa, "differential complex"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://rdf-vocabulary.ddialliance.org/xkos#comment> rdfs:label "توضیحات"@fa, "comment"@en .
<http://rdf-vocabulary.ddialliance.org/xkos#defines> rdfs:label "تعریف می کند"@fa, "defines"@en .
<http://www.irandoc.acir/onto/irandoc/mathpro834>
  ns0:comment <http://en.wikipedia.org/wiki/de_rham_theorem> ;
  ns0:defines <http://www.irandoc.acir/onto/irandoc/mathpro447> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro826> ;
  skos:prefLabel "قضیه دی رام"@fa, "de rham theorem"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .