What animal is not black?
The animal is a seal.
    src        edge_attr  dst
0     0   to the left of   15
1     0   to the left of   11
2     1   to the left of   14
3     1  to the right of   20
4     1  to the right of   13
..  ...              ...  ...
75   21  to the right of    5
76   21   to the left of   16
77   21  to the right of    8
78   21   to the left of    9
79   21               in   13

[80 rows x 3 columns]