Are there any strollers to the left of the motorbike?
Yes, there is a stroller to the left of the motorbike.
    src        edge_attr  dst
0     0  to the right of   15
1     0  to the right of    7
2     0  to the right of    4
3     0   to the left of   14
4     0  to the right of    9
..  ...              ...  ...
79   18  to the right of    5
80   18   to the left of    7
81   19   to the left of    3
82   19  to the right of    2
83   19   to the left of   11

[84 rows x 3 columns]