Which place is it?
It is a road.
     src        edge_attr  dst
0      0   to the left of   16
1      0  to the right of   13
2      0  to the right of   21
3      0  to the right of   18
4      0  to the right of    1
..   ...              ...  ...
101   25  to the right of   18
102   25   to the left of    5
103   25  to the right of    2
104   25  to the right of    4
105   25  to the right of    1

[106 rows x 3 columns]