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

<http://astrothesaurus.org/uat/619>
  skos:altLabel "Rotation curves"@en ;
  skos:broader <http://astrothesaurus.org/uat/618> ;
  skos:prefLabel "Galaxy rotation curves"@en ;
  a skos:Concept .

<http://astrothesaurus.org/uat/618>
  skos:prefLabel "Galaxy rotation"@en ;
  a skos:Concept ;
  skos:narrower <http://astrothesaurus.org/uat/619> .