On which side of the photo is the box?
The box is on the right of the image.
   src        edge_attr  dst
0    0               on    4
1    1   to the left of    3
2    2               on    4
3    2   to the left of    3
4    3  to the right of    1
5    3  to the right of    2
6    3  to the right of    7
7    3  to the right of    6
8    6   to the left of    3
9    7   to the left of    3