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

<http://www.irandoc.acir/onto/irandoc/NEMA000437>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0009364>, <http://www.irandoc.acir/onto/irandoc/NEMA0008093>, <http://www.irandoc.acir/onto/irandoc/NEMA0001358> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA000438> ;
  skos:prefLabel "خطوط هوایی"@fa, "airlines"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0009364>
  skos:prefLabel "کنترل ترافیک هوایی"@fa, "air traffic control"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA000437> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008093>
  skos:prefLabel "ترافیک هوایی"@fa, "air traffic"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA000437> .

<http://www.irandoc.acir/onto/irandoc/NEMA0001358>
  skos:prefLabel "نقشه‌های ناوبری"@fa, "navigational charts"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA000437> .

<http://www.irandoc.acir/onto/irandoc/NEMA000438>
  skos:prefLabel "حمل‌ونقل هوایی"@fa, "air transport"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA000437> .