What hangs on the pole?
The stop sign hangs on the pole.
    src        edge_attr  dst
0     0  to the right of    6
1     0  to the right of    1
2     0  to the right of   12
3     0   to the left of    8
4     1   to the left of    2
5     1   to the left of    0
6     1   to the left of   12
7     1   to the left of    8
8     2  to the right of    6
9     2  to the right of    3
10    2  to the right of    1
11    3   to the left of   12
12    3   to the left of    2
13    4  to the right of   13
14    4       hanging on    1
15    6   to the left of    0
16    6   to the left of    8
17    6   to the left of    2
18    7           beside    3
19    7            below    4
20    8  to the right of    1
21    8  to the right of    0
22    8  to the right of    6
23    8  to the right of   12
24    9      standing on    3
25   12   to the left of    0
26   12  to the right of    1
27   12  to the right of    3
28   12   to the left of    8
29   13   to the left of    4
30   14           beside    6