What color is the license plate?
The license plate is black.
    src        edge_attr  dst
0     0   to the left of   20
1     1   to the left of   15
2     1   to the left of   21
3     1   to the left of    2
4     1   to the left of    9
..  ...              ...  ...
64   22  to the right of    8
65   22  to the right of   17
66   23  to the right of   22
67   23  to the right of    8
68   25  to the right of    1

[69 rows x 3 columns]