What is in the sky?
The powerlines are in the sky.
    src        edge_attr  dst
0     0  to the right of    7
1     0  to the right of    4
2     0  to the right of    1
3     0  to the right of    6
4     1   to the left of    0
5     1   to the left of   10
6     1   to the left of   13
7     2  to the right of   12
8     2  to the right of    7
9     3  to the right of    8
10    3  to the right of    9
11    4               in    6
12    4   to the left of    0
13    5  to the right of   12
14    5  to the right of    7
15    6   to the left of    0
16    6   to the left of   10
17    6   to the left of   13
18    7   to the left of   12
19    7   to the left of    0
20    7   to the left of    2
21    7   to the left of    5
22    7   to the left of   10
23    8   to the left of    3
24    9   to the left of    3
25   10  to the right of   12
26   10  to the right of    7
27   10  to the right of    6
28   10            below   13
29   10  to the right of    1
30   12  to the right of    7
31   12   to the left of   10
32   12   to the left of    2
33   12   to the left of    5
34   13  to the right of    1
35   13  to the right of    6