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

<http://www.irandoc.acir/onto/irandoc/insp0010524>
  skos:prefLabel "Liquid helium"@en, "هلیم مایع"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0010523> .

<http://www.irandoc.acir/onto/irandoc/insp000192>
  skos:prefLabel "Liquid helium sound propagation"@en, "انتشار صوتی هلیم مایع"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0010523> .

<http://www.irandoc.acir/onto/irandoc/insp0010522>
  skos:prefLabel "Superfluid helium-4"@en, "هلیم ابرسیال-4"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0010523> .

<http://www.irandoc.acir/onto/irandoc/insp0010508>
  skos:prefLabel "Boson system"@en, "سامانه بوزون"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0010523> .

<http://www.irandoc.acir/onto/irandoc/insp0010523>
  skos:altLabel "helium i"@en ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0010522> ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp000192> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0010524>, <http://www.irandoc.acir/onto/irandoc/insp0010508> ;
  skos:prefLabel "Liquid helium-4"@en, "هلیم مایع-4"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .