Who is standing on the grass?
The girl is standing on the grass.
    src        edge_attr  dst
0     0   to the left of   21
1     0   to the left of   13
2     0   to the left of   10
3     0   to the left of    8
4     0   to the left of   11
..  ...              ...  ...
80   23   to the left of   15
81   23   to the left of    9
82   23  to the right of    3
83   23  to the right of    2
84   23               on    6

[85 rows x 3 columns]