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

<http://www.irandoc.acir/onto/irandoc/insp0012160>
  skos:prefLabel "Superconductivity"@en, "ابررسانندگی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0012136> .

<http://www.irandoc.acir/onto/irandoc/insp0012136>
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0012160>, <http://www.irandoc.acir/onto/irandoc/insp0008055> ;
  skos:prefLabel "Dirty superconductor"@en, "ابررسانای کثیف"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0008055>
  skos:prefLabel "Superconducting materials"@en, "مواد ابررسانا"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0012136> .