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

mdl:-NQPQ9JM7-5
  skos:prefLabel "étoile de type K"@fr, "K-type star"@en ;
  a skos:Concept ;
  skos:related mdl:-GBNZRTBR-9 .

mdl:-K0272Z66-T
  skos:prefLabel "binary star"@en, "binaire"@fr ;
  a skos:Concept ;
  skos:related mdl:-GBNZRTBR-9 .

mdl:-GBNZRTBR-9
  skos:related mdl:-NQPQ9JM7-5, mdl:-K0272Z66-T ;
  a skos:Concept ;
  skos:inScheme mdl: ;
  skos:broader mdl:-XRZG3GT3-5 ;
  skos:prefLabel "61 Cygni"@en, "61 Cygni"@fr ;
  skos:altLabel "V1808 Cyg"@en, "V1808 Cyg"@fr .

mdl:-XRZG3GT3-5
  skos:prefLabel "étoile proche"@fr, "nearby star"@en ;
  a skos:Concept .

mdl: a skos:ConceptScheme .