Is there a dog in front of the skin?
Yes, there is a dog in front of the skin.
    src        edge_attr  dst
0     0   to the left of    2
1     0   to the left of    3
2     0   to the left of   17
3     0   to the left of   13
4     1               of   17
..  ...              ...  ...
67   20  to the right of   14
68   20   to the left of   15
69   20  to the right of    8
70   20  to the right of   12
71   20   to the left of    7

[72 rows x 3 columns]