@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/43230003>
  skos:prefLabel "Rubber"@en, "لاستیک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/426077003> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/426077003> .

<http://www.irandoc.acir/onto/irandoc/711474008> ns0:Has_compositional_material <http://www.irandoc.acir/onto/irandoc/426077003> .
<http://www.irandoc.acir/onto/irandoc/255970007>
  skos:prefLabel "بره موم"@fa, "Propolis"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/426077003> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/426077003> .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/412155002>
  skos:prefLabel "پلیمر (ماده)"@fa, "Polymer (substance)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/426077003> .

<http://www.irandoc.acir/onto/irandoc/860933007>
  skos:prefLabel "سلولز و مشتقات سلولز (ماده)"@fa, "Cellulose and cellulose derivative (substance)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/426077003> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/426077003> .

<http://www.irandoc.acir/onto/irandoc/426077003>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/412155002> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/860933007>, <http://www.irandoc.acir/onto/irandoc/255970007>, <http://www.irandoc.acir/onto/irandoc/43230003> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/412155002> ;
  skos:prefLabel "بیوپلیمر (ماده)"@fa, "Biopolymer (substance)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .