What's the wire on?
The wire is on the wall.
    src        edge_attr  dst
0     0  to the right of    8
1     0   to the left of    7
2     0  to the right of    9
3     0           behind    2
4     0  to the right of    6
5     1  to the right of    2
6     2  to the right of    6
7     2   to the left of    1
8     2  to the right of    9
9     2      in front of    0
10    3               on    1
11    5   to the left of    7
12    5  to the right of    8
13    6   to the left of    2
14    6   to the left of    0
15    7  to the right of    0
16    7  to the right of    5
17    7  to the right of   10
18    8   to the left of    0
19    8   to the left of    5
20    8   to the left of   10
21    9   to the left of    2
22    9   to the left of    0
23    9               on    8
24   10   to the left of   11
25   10  to the right of    8
26   10   to the left of    7
27   11  to the right of   10
28   11               on    7