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

<http://www.irandoc.acir/onto/irandoc/INSP0011995>
  skos:prefLabel "الکترومغناطیس"@fa, "electromagnetism"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP000418> .

<http://www.irandoc.acir/onto/irandoc/INSP000431>
  skos:prefLabel "unified field theory"@en, "نظریه میدان وحدت"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP000418> .

<http://www.irandoc.acir/onto/irandoc/INSP0010327>
  skos:prefLabel "گرانش"@fa, "gravitation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP000418> .

<http://www.irandoc.acir/onto/irandoc/INSP0002954>
  skos:prefLabel "نسبیت عام"@fa, "general relativity"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP000418> .

<http://www.irandoc.acir/onto/irandoc/INSP0007370>
  skos:prefLabel "field equation"@en, "معادله پایکار"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/INSP000418> .

<http://www.irandoc.acir/onto/irandoc/INSP000418>
  skos:related <http://www.irandoc.acir/onto/irandoc/INSP0010327>, <http://www.irandoc.acir/onto/irandoc/INSP0002954>, <http://www.irandoc.acir/onto/irandoc/INSP0011995> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/INSP000431>, <http://www.irandoc.acir/onto/irandoc/INSP0007370> ;
  skos:prefLabel "Einstein-Maxwell equation"@en, "معادله اینشتین-ماکسول"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .