What vehicle is on the left of the bus?
The vehicle is a car.
     src        edge_attr  dst
0      0  to the right of   17
1      0  to the right of   11
2      1   to the left of    7
3      1  to the right of   21
4      2  to the right of    5
..   ...              ...  ...
97    22   to the left of   11
98    23  to the right of    8
99    23  to the right of   15
100   23  to the right of    4
101   23  to the right of    9

[102 rows x 3 columns]