Which place is it?
It is a city.
    src        edge_attr  dst
0     0  to the right of    1
1     1               on    2
2     1  to the right of    3
3     1   to the left of    0
4     2  running through    8
5     3  to the right of    7
6     3   to the left of   10
7     3  to the right of    5
8     3   to the left of    1
9     4  to the right of    5
10    5   to the left of    4
11    5   to the left of    3
12    5   to the left of    9
13    7   to the left of    3
14    7   to the left of    9
15    9  to the right of    7
16    9  to the right of    5
17   10  to the right of    3
18   10   to the left of   11
19   11  to the right of   10