context: Santa clause is not situated at one-room flat. Pillowcase is situated at one-room flat. House is situated at subdivision. Shelf is not situated at their own. Room is situated at house. Wall is situated at room. Shelf is not situated at wall. House has a kitchen. Shelf is not situated at at office. Santa clause is situated at subdivision. Room is not situated at their own.
text: Shelf is situated at wall.