Is the lamp to the left or to the right of the red vehicle?
The lamp is to the left of the bus.
    src        edge_attr  dst
0     0   to the left of    5
1     0  to the right of   10
2     0   to the left of   17
3     1  to the right of   15
4     1  to the right of    2
..  ...              ...  ...
57   18   to the left of   17
58   18   to the left of    6
59   18   to the left of    5
60   18  to the right of    7
61   18  to the right of    4

[62 rows x 3 columns]