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

<http://www.irandoc.acir/onto/irandoc/insp0008102>
  skos:prefLabel "Elementary particle mass"@en, "جرم ذره بنیادی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0008101> .

<http://www.irandoc.acir/onto/irandoc/insp0008101>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0011813> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0008102> ;
  skos:prefLabel "Quark mass"@en, "جرم کوارک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0011813>
  skos:prefLabel "Quark"@en, "کوارک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0008101> .