Which type of vehicle is this?
This is a van.
     src        edge_attr  dst
0      0   to the left of   10
1      0   to the left of    9
2      0   to the left of   16
3      0   to the left of   13
4      1   to the left of   16
..   ...              ...  ...
133   23   to the left of   16
134   23  to the right of   15
135   23   to the left of   14
136   23   to the left of   18
137   23   to the left of    4

[138 rows x 3 columns]