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

<http://www.irandoc.acir/onto/irandoc/AGR0002263>
  skos:prefLabel "Waste gases"@en, "گازهای زاید"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:is_in_semantic_relation_with <http://www.irandoc.acir/onto/irandoc/AGR0002264> ;
  ns0:has_related <http://www.irandoc.acir/onto/irandoc/AGR0002264> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/AGR0002264> .

<http://www.irandoc.acir/onto/irandoc/AGR0002268>
  skos:prefLabel "Pollutants"@en, "آلاینده‌ها"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:has_narrower <http://www.irandoc.acir/onto/irandoc/AGR0002264> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/AGR0002264> .

<http://www.irandoc.acir/onto/irandoc/AGR0002264>
  skos:narrower <http://www.irandoc.acir/onto/irandoc/AGR0002263> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/AGR0002268> ;
  skos:prefLabel "Industrial pollutants"@en, "آلاینده‌های صنعتی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .