Which side of the photo are the white papers on?
The papers are on the left of the image.
    src        edge_attr  dst
0     0   to the left of   18
1     0   to the left of   20
2     0   to the left of    3
3     0   to the left of    7
4     0   to the left of   16
..  ...              ...  ...
78   21   to the left of    6
79   22  to the right of    5
80   23   to the left of    1
81   24   to the left of    1
82   24  to the right of   21

[83 rows x 3 columns]