What is the animal that is in the pen?
The animal is a giraffe.
    src        edge_attr  dst
0     0   to the left of   18
1     0  to the right of   12
2     0   to the left of   21
3     0   to the left of   19
4     1  to the right of    5
..  ...              ...  ...
62   21  to the right of   19
63   21  to the right of   18
64   21  to the right of   15
65   21  to the right of    3
66   21  to the right of    0

[67 rows x 3 columns]