@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/mathpro1008>
  skos:prefLabel "معادله درجه‌ دوم"@fa, "معادله درجه دوم"@fa, "quadratic equation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro1007> .

<http://www.irandoc.acir/onto/irandoc/mathpro1273>
  skos:prefLabel "عنصری از نظریه جبر"@fa, "element of the theory of algebra"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://rdf-vocabulary.ddialliance.org/xkos#label> rdfs:label "برچسب"@fa, "label"@en .
<http://www.irandoc.acir/onto/irandoc/mathpro1010>
  skos:prefLabel "معادله خطی"@fa, "linear equation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro1007> .

<http://www.irandoc.acir/onto/irandoc/mathpro3285>
  skos:prefLabel "جبر"@fa, "algebra"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/mathpro1009>
  skos:prefLabel "معادله درجه‌ سوم"@fa, "معادله مکعبی"@fa, "cubic equation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro1007> .

<http://rdf-vocabulary.ddialliance.org/xkos#is_defined_by> rdfs:label "تعریف شده توسط"@fa, "is defined by"@en .
<http://www.irandoc.acir/onto/irandoc/mathpro1007>
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro992>, <http://www.irandoc.acir/onto/irandoc/mathpro1273> ;
  ns0:label <http://www.irandoc.acir/onto/irandoc/mathpro1007> ;
  skos:prefLabel "معادله جبر"@fa, "algebra equation"@en ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/mathpro1010>, <http://www.irandoc.acir/onto/irandoc/mathpro1009>, <http://www.irandoc.acir/onto/irandoc/mathpro1008> ;
  ns0:is_defined_by <http://www.irandoc.acir/onto/irandoc/mathpro3285> ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> .

<http://www.irandoc.acir/onto/irandoc/mathpro992>
  skos:prefLabel "معادله"@fa, "equation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .