The problem with roof – photos

Or read this in Russian

Yesterday I posted about it, and Karin offered her help, so I’m posting the photos. Here it is, on the slope of the roof there should be decoration, about 1” wide (i used here  paper pattern):

So when I try to open the facade, the decoration is blocking it:

Because the slope is too close:

So my solution would be, one part to the right is glued and not moving, another that is blocking should be on the hinges, something like this: