Which place is it?
It is a road.
    src        edge_attr  dst
0     0   to the left of    7
1     0  to the right of    4
2     0  to the right of    9
3     0   to the left of   13
4     0  to the right of   16
..  ...              ...  ...
59   19   to the left of    2
60   20   to the left of    3
61   20  to the right of    5
62   20   to the left of   15
63   20   to the left of    1

[64 rows x 3 columns]