This Once Upon a Time - Es war einmal... foto contains
wohnzimmer, vorraum, salon, vorzimmer, zeichenraum, and salon.
There might also be
wohnzimmer, familienzimmer, salon, wohnzimmer, salon, abhebung zimmer, abstellraum, and zimmer zurückziehen.
As i sagte in the video this theory isn´t mine i read it on this awesome OUaT Fan page: link. I wanted to make a video because i thought the theory was really interesting, Kommentar below :)