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

mdl:-W23TLB15-7
  skos:prefLabel "étoile variable de type Orion"@fr, "Orion star"@en ;
  a skos:Concept ;
  skos:related mdl:-R8THZDKS-D .

mdl:-R3KPXTZ5-7
  skos:prefLabel "nebula"@en, "nébuleuse"@fr ;
  a skos:Concept ;
  skos:narrower mdl:-R8THZDKS-D .

mdl:-R8THZDKS-D
  skos:hiddenLabel "diffuse nebulaes"@en, "nébuleuses diffuses"@fr, "diffuse nebulas"@en, "Nébuleuse diffuse"@fr, "Diffuse nebula"@en, "Nébuleuse diffuses"@fr ;
  skos:inScheme mdl: ;
  skos:narrower mdl:-M8N1JG1D-6 ;
  skos:related mdl:-W23TLB15-7 ;
  skos:broader mdl:-R3KPXTZ5-7 ;
  skos:altLabel "diffuse nebulae"@en ;
  skos:definition "An irregularly shaped and low density interstellar cloud visible in the optical wavelengths.  (An Etymological Dictionary of Astronomy and Astrophysics, by M. Heydari-Malayeri, <a href=\"https://dictionary.obspm.fr/index.php?formSearchTextfield=diffuse+nebula&formSubmit=Search&showAll=1\" target=\"_blank\">https://dictionary.obspm.fr/index.php?formSearchTextfield=diffuse+nebula&formSubmit=Search&showAll=1</a>)"@en, "Un nuage interstellaire de forme irrégulière et à faible densité visible dans les longueurs d'onde optiques.  (traduit depuis \"An Etymological Dictionary of Astronomy and Astrophysics, by M. Heydari-Malayeri\", <a href=\"https://dictionary.obspm.fr/index.php?formSearchTextfield=diffuse+nebula&formSubmit=Search&showAll=1\" target=\"_blank\">https://dictionary.obspm.fr/index.php?formSearchTextfield=diffuse+nebula&formSubmit=Search&showAll=1</a>)"@fr ;
  skos:prefLabel "nébuleuse diffuse"@fr, "diffuse nebula"@en ;
  skos:exactMatch <https://dictionary.obspm.fr/index.php?formSearchTextfield=diffuse+nebula&formSubmit=Search&showAll=1>, <http://astrothesaurus.org/uat/382> ;
  a skos:Concept .

mdl:-M8N1JG1D-6
  skos:prefLabel "nébuleuse d'Orion"@fr, "Orion Nebula"@en ;
  a skos:Concept ;
  skos:broader mdl:-R8THZDKS-D .

mdl: a skos:ConceptScheme .