Which place is it?
It is an airport.
    src        edge_attr  dst
0     0           behind    1
1     0   to the left of    5
2     2   to the left of    9
3     2  to the right of    3
4     3   to the left of    2
5     3   to the left of    4
6     3   to the left of    7
7     3   to the left of   17
8     4  to the right of    3
9     5   to the left of   15
10    5               of   13
11    5  to the right of    0
12    6   to the left of    7
13    7  to the right of    3
14    7  to the right of    6
15    7  to the right of   21
16    8             near    9
17    9  to the right of    2
18    9  to the right of   18
19    9             near    8
20    9  to the right of   17
21   11            above   17
22   13               on   12
23   13   to the left of   15
24   15  to the right of    5
25   15  to the right of   13
26   17  to the right of    3
27   17   to the left of    9
28   18   to the left of    9
29   21   to the left of    7