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

<http://astrothesaurus.org/uat/697>
  skos:altLabel "Hadron epoch"@en ;
  skos:broader <http://astrothesaurus.org/uat/152> ;
  skos:prefLabel "Hadron barrier"@en ;
  a skos:Concept .

<http://astrothesaurus.org/uat/152>
  skos:prefLabel "Big Bang theory"@en ;
  a skos:Concept ;
  skos:narrower <http://astrothesaurus.org/uat/697> .