#mirage.optical_illusion  an optical illusion in which atmospheric refraction by a layer of hot air distorts or inverts reflections of distant objects
  supertype:  #optical_illusion__opticalillusion  an optical phenomenon that results in a false or deceptive visual impression
  subtype:  #fata_morgana  a mirage in the Strait of Messina (attributed to the Arthurian sorcerer Morgan le Fay)

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