@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/mathpro3357>
  skos:prefLabel "چندوجهی"@fa, "polyhedron"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/mathpro3366>
  skos:prefLabel "چندضلعی منتظم"@fa, "regular polygon"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/mathpro3369> .

<http://rdf-vocabulary.ddialliance.org/xkos#label> rdfs:label "برچسب"@fa, "label"@en .
<http://www.irandoc.acir/onto/irandoc/mathpro3369>
  skos:related <http://www.irandoc.acir/onto/irandoc/math0009713> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro3357>, <http://www.irandoc.acir/onto/irandoc/mathpro3366> ;
  skos:prefLabel "هشت وجهی"@fa, "هشت‌وجهی"@fa, "octahedron"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:label <http://www.irandoc.acir/onto/irandoc/mathpro3369> .

<http://www.irandoc.acir/onto/irandoc/math0009713>
  skos:prefLabel "گروه تقارن"@fa, "symmetry group"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .