Which vehicle is this, a bus or a truck?
This is a truck.
     src        edge_attr  dst
0      0   to the left of    8
1      1  to the right of   24
2      1  to the right of    8
3      1  to the right of   17
4      2   to the left of   15
..   ...              ...  ...
106   27   to the left of    8
107   27   to the left of   12
108   27   to the left of   21
109   27   to the left of   22
110   27   to the left of   23

[111 rows x 3 columns]