What sign is the same color as the roof?
The stop sign is the same color as the roof.
    src        edge_attr  dst
0     0   to the left of   16
1     0  to the right of    2
2     0   to the left of   12
3     1   to the left of   16
4     1  to the right of    2
..  ...              ...  ...
70   19   to the left of   12
71   19  to the right of    3
72   19   to the left of   16
73   19   to the left of   10
74   19   to the left of    1

[75 rows x 3 columns]