Is there a zebra or an elephant in the picture?
Yes, there is an elephant.
    src        edge_attr  dst
0     0               of   12
1     0  to the right of    6
2     0  to the right of    5
3     0  to the right of    9
4     0  to the right of    7
..  ...              ...  ...
58   16   to the left of   14
59   16   to the left of    3
60   16   to the left of    5
61   16   to the left of   12
62   16   to the left of    8

[63 rows x 3 columns]