Is the white cow to the left of an animal?
No, the cow is to the right of an animal.
    src        edge_attr  dst
0     0   to the left of    1
1     1   to the left of   15
2     1   to the left of   18
3     1  to the right of    0
4     1  to the right of   12
..  ...              ...  ...
88   23               on   21
89   23               on    3
90   23   to the left of   14
91   23  to the right of   16
92   23               in   21

[93 rows x 3 columns]