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

<http://www.irandoc.acir/onto/irandoc/mathpro1747>
  skos:prefLabel "مشخصه عددی"@fa, "numerical characteristic"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/mathpro3251> .

<http://www.irandoc.acir/onto/irandoc/mathpro3251>
  ns0:comment <http://mathworld.wolfram.com/meridian.html> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro3240>, <http://www.irandoc.acir/onto/irandoc/mathpro1747> ;
  skos:prefLabel "نصف النهار"@fa, "meridian"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:label <http://www.irandoc.acir/onto/irandoc/mathpro3251> .

<http://www.irandoc.acir/onto/irandoc/mathpro3240>
  skos:prefLabel "مختصات قطبی فضایی"@fa, "space polar coordinates"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/mathpro3251> .

ns0:comment rdfs:label "توضیحات"@fa, "comment"@en .
ns0:label rdfs:label "برچسب"@fa, "label"@en .