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

<http://www.irandoc.acir/onto/irandoc/insp0002956>
  skos:prefLabel "Special relativity"@en, "نسبیت خاص"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003316> .

<http://www.irandoc.acir/onto/irandoc/insp0007500>
  skos:prefLabel "Dirac equation"@en, "معادله دیراک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0003316> .

<http://www.irandoc.acir/onto/irandoc/insp0003320>
  skos:prefLabel "Quantum theory"@en, "نظریه کوانتمی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0003316> .

<http://www.irandoc.acir/onto/irandoc/insp0003316>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0002956>, <http://www.irandoc.acir/onto/irandoc/insp0007500> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0003320> ;
  skos:prefLabel "Relativistic quantum mechanics"@en, "مکانیک کوانتمی نسبیتی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .