On which side of the photo are the paper towels?
The paper towels are on the right of the image.
    src        edge_attr  dst
0     0   to the left of    2
1     0   to the left of   20
2     0   to the left of   13
3     0   to the left of    9
4     1               of    6
..  ...              ...  ...
88   20   to the left of    1
89   20  to the right of    2
90   20  to the right of    4
91   20  to the right of    5
92   20  to the right of    0

[93 rows x 3 columns]