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

<http://www.irandoc.acir/onto/irandoc/insp0013144>
  skos:prefLabel "Optimal control"@en, "واپایش بهینه"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0013145> .

<http://www.irandoc.acir/onto/irandoc/insp000841>
  skos:prefLabel "Time-varying system"@en, "سامانه متغیر زمانی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0013145> .

<http://www.irandoc.acir/onto/irandoc/insp0013155>
  skos:prefLabel "Control theory"@en, "نظریه واپایش"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0013145> .

<http://www.irandoc.acir/onto/irandoc/insp0013145>
  skos:altLabel "کنترل دوره‌ای"@fa, "" ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp000841>, <http://www.irandoc.acir/onto/irandoc/insp0013144> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0013155> ;
  skos:prefLabel "Periodic control"@en, "واپایش دوره‌ای"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .