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

<http://astrothesaurus.org/uat/974>
  skos:prefLabel "Lunar surface"@en ;
  a skos:Concept ;
  skos:narrower <http://astrothesaurus.org/uat/954> .

<http://astrothesaurus.org/uat/954>
  skos:broader <http://astrothesaurus.org/uat/974> ;
  skos:prefLabel "Lunar geochronology"@en ;
  a skos:Concept .