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

<http://www.irandoc.acir/onto/irandoc/AGR000108>
  skos:prefLabel "Sound"@en, "صوت"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:has_narrower <http://www.irandoc.acir/onto/irandoc/AGR000107> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/AGR000107> .

<http://www.irandoc.acir/onto/irandoc/AGR000107>
  skos:broader <http://www.irandoc.acir/onto/irandoc/AGR000108> ;
  skos:prefLabel "Ultrasonics"@en, "فراصوت"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .