Where is this?
This is at the station.
    src        edge_attr  dst
0     1   to the left of   10
1     4  to the right of   15
2     4  to the right of    5
3     4  to the right of   11
4     5   to the left of    4
5     5  to the right of   11
6     5  to the right of   15
7     6   to the left of   11
8     7   to the left of    9
9     7   to the left of   10
10    9  to the right of    7
11    9   to the left of   10
12   10  to the right of    9
13   10  to the right of    1
14   10  to the right of    7
15   10  to the right of   11
16   10  to the right of   13
17   11   to the left of    4
18   11   to the left of   15
19   11   to the left of    5
20   11  to the right of    6
21   11   to the left of   10
22   13   to the left of   10
23   15   to the left of    5
24   15   to the left of    4
25   15  to the right of   11