Is that a fire hydrant or a traffic light?
That is a traffic light.
    src        edge_attr  dst
0     0  to the right of    1
1     0   to the left of    8
2     0   to the left of    5
3     0  to the right of    4
4     1   to the left of    0
5     1   to the left of    8
6     1   to the left of    5
7     4   to the left of   10
8     4   to the left of    5
9     4   to the left of    8
10    4   to the left of    0
11    5  to the right of    4
12    5  to the right of    0
13    5  to the right of    1
14    6   to the left of   11
15    6   to the left of    7
16    6   to the left of   13
17    7   to the left of   11
18    7   to the left of   13
19    7  to the right of    6
20    8  to the right of   10
21    8  to the right of    1
22    8  to the right of    0
23    8  to the right of    4
24   10  to the right of    4
25   10   to the left of    8
26   11  to the right of    6
27   11  to the right of    7
28   11   to the left of   13
29   13  to the right of   11
30   13  to the right of    7
31   13  to the right of    6