Which type of vehicle is not black, the cab or the carriage?
The cab is not black.
    src        edge_attr  dst
0     0  to the right of   12
1     0  to the right of    9
2     0  to the right of   18
3     0  to the right of    8
4     0  to the right of   16
..  ...              ...  ...
80   19   to the left of    1
81   20   to the left of    9
82   20               on    3
83   20   to the left of   16
84   20   to the left of    7

[85 rows x 3 columns]