What's hanging on the pole?
The traffic sign is hanging on the pole.
    src        edge_attr  dst
0     0   to the left of   16
1     0  to the right of   12
2     0   to the left of   10
3     1   to the left of   10
4     1   to the left of    7
..  ...              ...  ...
61   16   to the left of   10
62   16  to the right of    1
63   16  to the right of   14
64   16  to the right of    0
65   16   on the side of    7

[66 rows x 3 columns]