How big is the vehicle in the bottom?
The truck is small.
    src        edge_attr  dst
0     1   to the left of    8
1     1   to the left of   22
2     1   to the left of   18
3     1   to the left of   17
4     1   to the left of    5
..  ...              ...  ...
79   22  to the right of   14
80   22  to the right of    1
81   22   to the left of    7
82   22   to the left of   21
83   23  to the right of   15

[84 rows x 3 columns]