What animal is eating the grass?
The animal is a zebra.
    src        edge_attr  dst
0     0   to the left of   25
1     0   to the left of   24
2     1   to the left of   20
3     1  to the right of   16
4     1  to the right of    5
..  ...              ...  ...
72   24  to the right of    0
73   25   to the left of    9
74   25   to the left of    2
75   25  to the right of    0
76   25       covered by   24

[77 rows x 3 columns]