#typewriter_keyboard  a keyboard for manually entering characters to be printed
  supertype:  #keyboard  device consisting of a set of keys on a piano or organ or typewriter or typesetting machine or computer or the like
  subtype:  #QWERTY_keyboard  the standard typewriter keyboard; the keys for Q, W, E, R, T, and Y are the first six from the left on the top row of letter keys
  part of:  #typewriter
  part:  #space_bar__spacebar  the bar-shaped typewriter key that introduces spaces when used

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