What kind of animal is not muddy?
The animal is an elephant.
    src        edge_attr  dst
0     0   to the left of    5
1     0   to the left of    4
2     0   to the left of   12
3     2  to the right of   11
4     2  to the right of    3
..  ...              ...  ...
88   17  to the right of   13
89   17  to the right of   12
90   17  to the right of   15
91   17  to the right of   14
92   17               of   16

[93 rows x 3 columns]