#window_blind  a blind for privacy or to keep out light
  supertype:  #blind__screen  something that keeps things out or hinders sight; "they had just moved in and had not put up blinds yet"
  subtype:  #Venetian_blind  a window blind made of horizontal strips that overlap when closed
  subtype:  #window_shade  an opaque window blind that can cover or uncover a window
     subtype:  #roller_blind  a window shade that rolls up out of the way

No statement uses or specializes #window_blind; click here to add one.