Is it indoors?
No, it is outdoors.
    src        edge_attr  dst
0     1  to the right of   11
1     1  to the right of   10
2     1               of    6
3     1  to the right of    8
4     1  to the right of    7
5     2   to the left of    4
6     2               of    6
7     4               of    6
8     4  to the right of    2
9     7               of    6
10    7   to the left of    1
11    8   to the left of    1
12    8               of    6
13   10               of    6
14   10   to the left of    1
15   11               of    6
16   11   to the left of    1