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

<http://astrothesaurus.org/uat/1227>
  skos:prefLabel "Photographic astrometry"@en ;
  a skos:Concept ;
  skos:narrower <http://astrothesaurus.org/uat/1226> .

<http://astrothesaurus.org/uat/1226>
  skos:altLabel "Stereophotogrammetry"@en ;
  skos:broader <http://astrothesaurus.org/uat/1227>, <http://astrothesaurus.org/uat/1229> ;
  skos:prefLabel "Photogrammetry"@en ;
  a skos:Concept .

<http://astrothesaurus.org/uat/1229>
  skos:prefLabel "Photographic photometry"@en ;
  a skos:Concept ;
  skos:narrower <http://astrothesaurus.org/uat/1226> .