#recess__niche  an enclosure that is set back or indented
  supertype:  #enclosure  artifact consisting of a space that has been enclosed for some purpose
  subtype:  #alcove__bay  a small recess opening off a larger room
     subtype:  #carrel__carrell__stall  small individual study area in a library
  subtype:  #apse__apsis__apsi  a domed or vaulted recess or projection on a building especially the east end of a church; usually contains the the altar
     subtype:  #tribune  the apse of a Christian church that contains the bishop's throne
  subtype:  #fireplace__open_fireplace__hearth  an open recess in a wall at the base of a chimney where a fire can be built
     subtype:  #fire.fireplace  a fireplace in which a fire is burning; "they sat by the fire and talked"
        subtype:  #cookfire  a fire for cooking

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