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

<http://www.irandoc.acir/onto/irandoc/NEMA0006437>
  skos:prefLabel "کنترل کیفیت"@fa, "quality control"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0006735> .

<http://www.irandoc.acir/onto/irandoc/NEMA0006739>
  skos:prefLabel "نمودارهای عددی"@fa, "numerical diagrams"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0006735> .

<http://www.irandoc.acir/onto/irandoc/NEMA0006735>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007436>, <http://www.irandoc.acir/onto/irandoc/NEMA0006437> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0006739> ;
  skos:prefLabel "نمودارهای کنترل"@fa, "control charts"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0007436>
  skos:prefLabel "کنترل تولید"@fa, "production control"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0006735> .