They reached a door, which probably should have opened automatically but didn't.
He went in search of one that would not open automatically.
Another minute and I was automatically opening the door for her.
A door opened automatically and they entered a huge control room.
The door to the visiting room opened automatically and she was gone.
At the end of the room was a door, which opened silently and automatically.
Then he walked across his office and through glass doors that opened automatically.
The door opens automatically when they step on a mat.
Another metal door opened automatically at the bottom of the stairs.
Should we automatically open the last file that the user was working on?