Do you see a horse to the right of the small girl?
No, the horse is to the left of the girl.
    src        edge_attr  dst
0     0   to the left of   15
1     0  to the right of   17
2     1               on   12
3     1   to the left of    4
4     1  to the right of   23
..  ...              ...  ...
68   23   to the left of    1
69   23  to the right of    2
70   23  to the right of   16
71   23   to the left of    4
72   23  to the right of    7

[73 rows x 3 columns]