@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004156>
  skos:prefLabel "مواد مقاوم در برابر آتش"@fa, "fire resistant materials"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0005046> .

<http://www.irandoc.acir/onto/irandoc/NEMA0005046>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004156> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0005049> ;
  skos:prefLabel "آزمایش‌های قابلیت احتراق"@fa, "fire tests"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0005049>
  skos:prefLabel "آزمایش‌های آزمایشگاهی"@fa, "laboratory tests"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0005046> .