@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/31212001>
  skos:prefLabel "ترکیب کلسیم"@fa, "Calcium compound"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/767178007> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/767178007> .

<http://www.irandoc.acir/onto/irandoc/767178007>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/767098004> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/5540006>, <http://www.irandoc.acir/onto/irandoc/31212001> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/767098004> ;
  skos:prefLabel "کلسیم و ترکیب کلسیم (ماده)"@fa, "Calcium and calcium compound (substance)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/768451002> ns0:Has_active_ingredient <http://www.irandoc.acir/onto/irandoc/767178007> .
<http://www.irandoc.acir/onto/irandoc/767098004>
  skos:prefLabel "ترکیب فلزی و فلزی"@fa, "Metal and metallic compound"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/767178007> .

<http://www.irandoc.acir/onto/irandoc/5540006>
  skos:prefLabel "Calcium"@en, "کلسیم"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/767178007> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/767178007> .

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