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

<http://www.irandoc.acir/onto/irandoc/AGR0002563>
  skos:prefLabel "Polychlorinated biphenyls"@en, "بی‌فنیل‌های چندکلردار"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/AGR0002566> .

<http://www.irandoc.acir/onto/irandoc/AGR0008844>
  skos:prefLabel "Hydrocarbons"@en, "هیدروکربن‌ها"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:has_narrower <http://www.irandoc.acir/onto/irandoc/AGR0002566> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/AGR0002566> .

<http://www.irandoc.acir/onto/irandoc/AGR0002561>
  skos:prefLabel "Benzopyrene"@en, "بنزوپیرن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:parents <http://www.irandoc.acir/onto/irandoc/AGR0002566> ;
  ns0:has_broader <http://www.irandoc.acir/onto/irandoc/AGR0002566> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/AGR0002566> .

<http://www.irandoc.acir/onto/irandoc/AGR0002566>
  skos:scopeNote "Styrene"@en, "استیرن"@fa ;
  skos:altLabel "Styrene"@en, "استیرن"@fa ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/AGR0002564>, <http://www.irandoc.acir/onto/irandoc/AGR0002561>, <http://www.irandoc.acir/onto/irandoc/AGR0002565>, <http://www.irandoc.acir/onto/irandoc/AGR0002563>, <http://www.irandoc.acir/onto/irandoc/AGR0002560>, <http://www.irandoc.acir/onto/irandoc/AGR0002562> ;
  skos:prefLabel "Aromatic hydrocarbons"@en, "هیدروکربن‌های آروماتیک"@fa ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/AGR0002567>, <http://www.irandoc.acir/onto/irandoc/AGR0008844> ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/AGR0002564>
  skos:prefLabel "Toluene"@en, "تولوئن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/AGR0002566> .

<http://www.irandoc.acir/onto/irandoc/AGR0002562>
  skos:prefLabel "Biphenyl"@en, "بی‌فنیل"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/AGR0002566> .

<http://www.irandoc.acir/onto/irandoc/AGR0002567>
  skos:prefLabel "Aromatic compounds"@en, "ترکیبات آروماتیک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:has_narrower <http://www.irandoc.acir/onto/irandoc/AGR0002566> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/AGR0002566> .

<http://www.irandoc.acir/onto/irandoc/AGR0002560>
  skos:prefLabel "Benzene"@en, "بنزن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:parents <http://www.irandoc.acir/onto/irandoc/AGR0002566> ;
  ns0:has_broader <http://www.irandoc.acir/onto/irandoc/AGR0002566> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/AGR0002566> .

<http://www.irandoc.acir/onto/irandoc/AGR0002565>
  skos:prefLabel "Xylene"@en, "گزیلن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/AGR0002566> .