@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/83645000>
  skos:prefLabel "Betula Occidentalis"@fa, "Betula occidentalis"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/112596009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/112596009> .

<http://www.irandoc.acir/onto/irandoc/28385006>
  skos:prefLabel "betula nigra"@en, "بتولا نیگرا"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/112596009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/112596009> .

<http://www.irandoc.acir/onto/irandoc/256250000>
  skos:prefLabel "درختان و درختچه ها"@fa, "Trees and shrubs"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/112596009> .

<http://www.irandoc.acir/onto/irandoc/45761008>
  skos:prefLabel "بتولا لنتا"@fa, "Betula lenta"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/112596009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/112596009> .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/56359003>
  skos:prefLabel "بتولا پومیلا"@fa, "Betula pumila"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/112596009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/112596009> .

<http://www.irandoc.acir/onto/irandoc/112596009>
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/56359003>, <http://www.irandoc.acir/onto/irandoc/28385006>, <http://www.irandoc.acir/onto/irandoc/45761008>, <http://www.irandoc.acir/onto/irandoc/83645000> ;
  skos:prefLabel "betula"@en, "بتولا"@fa ;
  ns0:Is_a "107538009", <http://www.irandoc.acir/onto/irandoc/256250000> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/256250000> .