What kind of animal is eating the grass?
The animal is a zebra.
    src        edge_attr  dst
0     0   to the left of   15
1     0           eating    4
2     0               in   11
3     0   to the left of    5
4     0   to the left of    3
..  ...              ...  ...
68   15  to the right of    0
69   15  to the right of    1
70   15   to the left of    6
71   15  to the right of    8
72   16   to the left of    1

[73 rows x 3 columns]