Are there any guys to the left of the vehicle in the center?
Yes, there is a guy to the left of the bus.
    src        edge_attr  dst
0     0   to the left of    2
1     0   to the left of   16
2     0   to the left of   22
3     0   to the left of    5
4     0   to the left of   14
..  ...              ...  ...
73   23   to the left of    6
74   23  to the right of    8
75   23  to the right of   20
76   23  to the right of   21
77   23  to the right of    9

[78 rows x 3 columns]