#shaker  a container in which something can be shaken
  supertype:  container  something that holds things, especially for transport or storage
  subtype:  cocktail_shaker  a shaker for mixing cocktails
  subtype:  peppershaker__pepper_box__pepper_pot  a shaker with a perforated top for sprinkling ground pepper
  subtype:  saltshaker__salt_shaker  a shaker with a perforated top for sprinkling salt

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