Which place is it?
It is a runway.
   src        edge_attr  dst
0    1   to the left of    8
1    1   to the left of    7
2    3  to the right of    8
3    4               on    5
4    4             near    7
5    6        on top of    5
6    7          next to    4
7    7  to the right of    1
8    8   to the left of    3
9    8  to the right of    1