Is the pole behind a horse?
No, the pole is behind the zebra.
    src        edge_attr  dst
0     0   to the left of    9
1     0   to the left of    1
2     0   to the left of    6
3     1  to the right of    0
4     1   to the left of    6
..  ...              ...  ...
67   15  to the right of   11
68   15  to the right of   12
69   15  to the right of   14
70   15  to the right of   13
71   15   to the left of    6

[72 rows x 3 columns]