@prefix mdl: <http://data.loterre.fr/ark:/67375/MDL> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

mdl:-VLZ89NWN-5
  skos:prefLabel "BL Lacertae object"@en, "objet BL Lacertae"@fr ;
  a skos:Concept ;
  skos:related mdl:-XT6CG2K9-R .

mdl:-NZJQC9LL-R
  skos:prefLabel "blazar"@fr, "blazar"@en ;
  a skos:Concept ;
  skos:narrower mdl:-XT6CG2K9-R .

mdl:-TTZJDTJL-2
  skos:prefLabel "radio source"@en, "radiosource"@fr ;
  a skos:Concept ;
  skos:narrower mdl:-XT6CG2K9-R .

mdl:-XT6CG2K9-R
  skos:hiddenLabel "radiosources variables type BL Lac"@fr, "Radiosource variables type BL Lac"@fr, "BL Lac object radiosource"@en, "Radiosource variable type BL Lac"@fr ;
  skos:broader mdl:-TTZJDTJL-2, mdl:-NZJQC9LL-R ;
  skos:inScheme mdl: ;
  skos:prefLabel "radiosource variable type BL Lac"@fr, "BL Lac object radio source"@en ;
  a skos:Concept ;
  skos:related mdl:-VLZ89NWN-5 ;
  skos:altLabel "BL Lac radio source"@en .

mdl: a skos:ConceptScheme .