What is the dark animal?
The animal is an elephant.
    src        edge_attr  dst
0     0               on    6
1     1  to the right of   19
2     1  to the right of   17
3     1  to the right of    8
4     1  to the right of    5
..  ...              ...  ...
66   19   to the left of    9
67   19   to the left of   15
68   20  to the right of    4
69   21   to the left of   10
70   21   to the left of    9

[71 rows x 3 columns]