On which side is the rope?
The rope is on the left of the image.
    src        edge_attr  dst
0     0   to the left of    1
1     0  to the right of   17
2     0  to the right of   19
3     0   to the left of    4
4     0  to the right of   13
..  ...              ...  ...
80   19   to the left of    0
81   19  to the right of   13
82   19   to the left of   12
83   20  to the right of    8
84   20   to the left of   16

[85 rows x 3 columns]