#sliding_door__slidingdoor  a door that opens by sliding instead of swinging
  supertype:  door  a swinging or sliding barrier that will close the entrance to a room or building; "he knocked on the door"; "he slammed the door as he left"
  subtype:  barn_door  the large sliding door of a barn
  part:  paneling__panelling__pane  a panel or section of panels in a wall or door

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