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

<http://www.irandoc.acir/onto/irandoc/insp0011429>
  skos:prefLabel "Quark model"@en, "مدل کوارک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0011428> .

<http://www.irandoc.acir/onto/irandoc/insp0011428>
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0011429> ;
  skos:prefLabel "Heavy quark effective theory"@en, "نظریه مؤثر کوارک سنگین"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .