#proscenium_wall__proscenium  the wall that separates the stage from the auditorium in a modern theater
  supertype:  #wall  an architectural partition with a height and length greater than its thickness; used to divide or enclose an area or to support another structure; "the south wall had a small window"; "the walls were covered with pictures"
  part:  #proscenium_arch
  part of:  #theater_stage__theaterstage__theatre_stage__theatrestage  a stage in a theater on which actors can perform
     part of:  #theater__house  a building where theatrical performances or motion-picture shows can be presented; "the house was full"

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