#carriage  a machine part that carries something else
  supertype:  #mechanism  device consisting of a piece of machinery; has moving parts that perform some function
  subtype:  #typewriter_carriage  a carriage for carrying a sheet of paper
  part of:  #lathe  machine tool for shaping metal or wood; the workpiece turns about a horizontal axis against a fixed tool
  part of:  #typewriter  hand-operated character printer for printing written messages one character at a time

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