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

<http://www.irandoc.acir/onto/irandoc/insp0005059>
  skos:prefLabel "Operations research"@en, "تحقیق در عملیات"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0005042> .

<http://www.irandoc.acir/onto/irandoc/insp0005042>
  skos:altLabel "group method of data handling"@en ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003996>, <http://www.irandoc.acir/onto/irandoc/insp0012946> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0005059> ;
  skos:prefLabel "Forecasting theory"@en, "نظریه پیش‌بینی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0012946>
  skos:prefLabel "Economic forecasting"@en, "پیش‌بینی اقتصادی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0005042> .

<http://www.irandoc.acir/onto/irandoc/insp0003996>
  skos:prefLabel "Demand forecasting"@en, "پیش‌بینی تقاضا"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0005042> .