#passenger_ship__passengership  a ship built to carry passengers
  supertype:  #ship  a vessel that carries passengers or freight
  subtype:  #ocean_liner  a large commercial ship (especially one that carries passengers on a regular schedule)
  part:  #hurricane_deck__hurricanedeck__hurricane_roof__hurricaneroof__promenade_deck__promenadedeck__awning_deck  a deck at the top of a passenger ship

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