Who is sitting on the horse?
The girl is sitting on the horse.
    src        edge_attr  dst
0     0  to the right of   15
1     0  to the right of   16
2     1   to the left of   15
3     1   to the left of   17
4     1   to the left of   11
..  ...              ...  ...
76   20   to the left of    2
77   20  to the right of    9
78   20   to the left of    7
79   20   to the left of   10
80   20   to the left of   12

[81 rows x 3 columns]