Which kind of vehicle is to the left of the backpack?
The vehicle is a car.
    src        edge_attr  dst
0     0  on the front of   19
1     0  to the right of   21
2     0   to the left of    5
3     0  to the right of    1
4     0   to the left of   16
..  ...              ...  ...
78   22   to the left of   16
79   22  to the right of    2
80   22  to the right of    1
81   23           around   21
82   23  to the right of   21

[83 rows x 3 columns]