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

<http://www.irandoc.acir/onto/irandoc/INSP0015139>
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP000227> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/INSP0015148> ;
  skos:prefLabel "صوت‌شناسی هندسی"@fa, "geometrical acoustics"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/INSP0015148>
  skos:prefLabel "صوت‌شناسی"@fa, "acoustics"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP0015139> .

<http://www.irandoc.acir/onto/irandoc/INSP000227>
  skos:prefLabel "موج آکوستیکی"@fa, "acoustic wave"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0015139> .