Is it outdoors?
Yes, it is outdoors.
    src        edge_attr  dst
0     1               in    4
1     1   to the left of    7
2     2   to the left of    7
3     6               in    4
4     6   to the left of    7
5     7  to the right of    2
6     7  to the right of    1
7     7  to the right of    6
8     8  to the right of   10
9     9  to the right of   10
10   10   to the left of    8
11   10   to the left of    9