Is the van to the right or to the left of the car that is on the side of the road?
The van is to the left of the car.
     src        edge_attr  dst
0      0  to the right of   14
1      1  to the right of    8
2      1   to the left of   24
3      1  to the right of    5
4      1   to the left of    4
..   ...              ...  ...
156   36   to the left of    2
157   36  to the right of   20
158   37   to the left of   23
159   37               in   22
160   38   to the left of   33

[161 rows x 3 columns]