Are there either any chairs or shelves in the image?
No, there are no chairs or shelves.
   src        edge_attr  dst
0    0   to the left of    8
1    3  to the right of    4
2    4   to the left of    7
3    4   to the left of    6
4    4   to the left of    3
5    6  to the right of    4
6    7  to the right of    4
7    8  to the right of    0