@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix ns0: <http://rdf-vocabulary.ddialliance.org/xkos#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

<http://www.irandoc.acir/onto/irandoc/1157051009>
  skos:prefLabel "ماده ای با ساختار بنزن"@fa, "Substance with benzene structure"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/372500009> .

<http://www.irandoc.acir/onto/irandoc/372855004>
  skos:prefLabel "ماده (ماده) ضد آریتمی کلاس III"@fa, "Class III antiarrhythmic agent (substance)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/372500009> .

<http://www.irandoc.acir/onto/irandoc/372500009>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/372855004>, <http://www.irandoc.acir/onto/irandoc/1157051009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/372855004>, <http://www.irandoc.acir/onto/irandoc/1157051009> ;
  skos:prefLabel "ایبوتیلید (ماده)"@fa, "Ibutilide (substance)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .