@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/109123009>
  skos:prefLabel "Sildenafil"@en, "سیلدنافیل"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/407316005> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/407316005> .

<http://www.irandoc.acir/onto/irandoc/407734006>
  skos:prefLabel "تادالافیل (محصول)"@fa, "Tadalafil (product)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/407316005> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/407316005> .

<http://www.irandoc.acir/onto/irandoc/407316005>
  skos:narrower <http://www.irandoc.acir/onto/irandoc/109123009>, <http://www.irandoc.acir/onto/irandoc/407734006>, <http://www.irandoc.acir/onto/irandoc/407979001> ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:prefLabel "Phosphodiesterase 5 inhibitor (product)"@en, "مهارکننده فسفودی استراز 5 (محصول)"@fa ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/346625000> ;
  ns0:Has_active_ingredient <http://www.irandoc.acir/onto/irandoc/407313002> ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/346625000> .

<http://www.irandoc.acir/onto/irandoc/407313002>
  skos:prefLabel "مهارکننده فسفودی استراز 5 (ماده)"@fa, "Phosphodiesterase 5 inhibitor (substance)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/407979001>
  skos:prefLabel "واردنافیل (محصول)"@fa, "Vardenafil (product)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/407316005> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/407316005> .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
ns0:Has_active_ingredient rdfs:label "دارای ماده فعال"@fa, "Has active ingredient"@en .
<http://www.irandoc.acir/onto/irandoc/346625000>
  skos:prefLabel "مهارکننده فسفودی‌استراز"@fa, "phosphodiesterase inhibitor"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/407316005> .