What's on the pole?
The sticker is on the pole.
    src        edge_attr  dst
0     0   to the left of    5
1     0   to the left of    1
2     0   to the left of    8
3     1  to the right of    0
4     1  to the right of    4
5     1  to the right of    5
6     4   to the left of    8
7     4   to the left of    1
8     4   to the left of    5
9     4   to the left of    7
10    5  to the right of    0
11    5  to the right of    4
12    5   to the left of    1
13    5               on    4
14    5   to the left of    8
15    6   to the left of   11
16    7  to the right of    4
17    8  to the right of    5
18    8  to the right of    4
19    8  to the right of    0
20   10               by   19
21   11  to the right of   15
22   11  to the right of    6
23   11  to the right of   12
24   12   to the left of   11
25   14               on   19
26   15   to the left of   11
27   17               on   16