Where is this?
This is at the road.
    src        edge_attr  dst
0     1  to the right of   17
1     2  to the right of    8
2     2  to the right of   10
3     2  to the right of    9
4     3   to the left of   10
..  ...              ...  ...
90   17   to the left of   15
91   17  to the right of   11
92   17   to the left of    5
93   17   to the left of   14
94   17   to the left of   12

[95 rows x 3 columns]