#prince  a male member of a royal family other than the sovereign (especially the son of a sovereign)
  supertype:  aristocrat__blue_blood__patrician  a member of the aristocracy
  instance:  Cyrus_the_Younger  Edward_Antony_Richard_Louis  Prince_Philip  Prince_Rupert
  member of:  royal_family
  subtype:  crown_prince__crownprince  a male heir apparent to a throne
  subtype:  dauphin  formerly, the eldest son of the King of France and direct heir to the throne
  subtype:  Archduke  a sovereign prince of the former ruling house of Austria
     instance:  Francis_Ferdinand__Franz_Ferdinand
  subtype:  grand_duke__grandduke  a prince who rules a territory
     instance:  Ivan_III_Vasilievich__Ivan_III__Ivan_the_Great
  subtype:  maharaja__maharajah  a great raja; a Hindu prince or king in India ranking above a raja
  subtype:  Elector  any of the German princes who were entitled to vote in the election of new Emperor of the Holy Roman Empire
     instance:  Frederick_William__the_Great_Elector
  subtype:  prince_consort  a prince who is the husband of a reigning female sovereign
     instance:  Albert_Francis_Charles_Augustus_Emmanuel__Albert__Prince_Albert
  subtype:  Prince_of_Wales  the male heir apparent of the British sovereign
     instance:  Prince_Charles__Charles  Edward__Black_Prince

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