#exposure.picture_taking  the act of exposing film to light
  supertype:  #picture_taking__picturetaking__photography  the act of taking and printing photographs
  subtype:  #overexposure  the act of exposing film to too much light or for too long a time
  subtype:  #underexposure  the act of exposing film to too little light or for too short a time
  subtype:  #time_exposure  exposure of a film for a relatively long time (more than half a second)

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