@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/CAB0017577>
  skos:prefLabel "درخت‌های جنگلی"@fa, "forest trees"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0017407> .

<http://www.irandoc.acir/onto/irandoc/CAB0017407>
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0017373> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0017577>, <http://www.irandoc.acir/onto/irandoc/CAB0039350> ;
  skos:prefLabel "Betula pubescens"@en, "بتولا پوبسنس"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CAB0039350>
  skos:prefLabel "Betula"@en, "بتولا"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0017407> .

<http://www.irandoc.acir/onto/irandoc/CAB0017373>
  skos:prefLabel "Betula alba"@en, "بتولا آلبا"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0017407> .