What kind of animal is to the left of the elephant?
The animal is a bear.
    src        edge_attr  dst
0     0  to the right of    5
1     0   to the left of   11
2     0  to the right of    6
3     0  to the right of    8
4     0   to the left of   15
..  ...              ...  ...
61   13  to the right of    4
62   13  to the right of    1
63   13  to the right of    7
64   15  to the right of    0
65   15  to the right of    1

[66 rows x 3 columns]