What type of vehicle is on the road the trees are beside of?
The vehicle is a bus.
     src        edge_attr  dst
0      0   to the left of    9
1      0  to the right of   12
2      0   to the left of   34
3      0   to the left of   25
4      2  to the right of    6
..   ...              ...  ...
240   35  to the right of   30
241   36  to the right of   34
242   37   to the left of   35
243   37   to the left of   33
244   37  to the right of    5

[245 rows x 3 columns]