#seaport__harbor__harbour  a place where ships can take on or discharge cargo
  supertype:  port  a place (seaport or airport) where people and merchandise can enter or leave a country
  instance:  Pearl_Harbor
  part:  dockage  landing_place  anchorage_ground
  part of:  seafront
  subtype:  coaling_station__coalingstation  a seaport where ships can take on supplies of coal
  subtype:  port_of_call  any port where a ship stops except its home port

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