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

<http://www.irandoc.acir/onto/irandoc/INSP0004681>
  skos:prefLabel "particle accelerator"@en, "شتاب‌دهنده ذره"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP0004668> .

<http://www.irandoc.acir/onto/irandoc/INSP0004668>
  skos:broader <http://www.irandoc.acir/onto/irandoc/INSP0004681> ;
  skos:prefLabel "electron ring accelerator"@en, "شتاب‌دهنده حلقه‌ای الکترون"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .