Which place is it?
It is a station.
    src        edge_attr  dst
0     1  to the right of   12
1     1  to the right of   15
2     1  to the right of    7
3     1  to the right of   23
4     1  to the right of   10
..  ...              ...  ...
73   23   to the left of    1
74   23  to the right of   18
75   25  to the right of   18
76   25  to the right of   16
77   25  to the right of   22

[78 rows x 3 columns]