@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/255848005>
  skos:prefLabel "Nickel sulphate"@en, "سولفات نیکل"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/43921001> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/43921001> .

<http://www.irandoc.acir/onto/irandoc/60381002>
  skos:prefLabel "نیکل فلوراید"@fa, "Nickel fluoride"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/43921001> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/43921001> .

<http://www.irandoc.acir/onto/irandoc/735073005>
  skos:prefLabel "نیکل گلوکونات (ماده)"@fa, "Nickel gluconate (substance)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/43921001> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/43921001> .

<http://www.irandoc.acir/onto/irandoc/43921001>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/767305000> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/60381002>, <http://www.irandoc.acir/onto/irandoc/735073005>, <http://www.irandoc.acir/onto/irandoc/255848005> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/767305000> ;
  skos:prefLabel "ترکیب نیکل"@fa, "Nickel compound"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/767305000>
  skos:prefLabel "نیکل و ترکیب نیکل"@fa, "Nickel and nickel compound"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/43921001> .