Are there any buses or mirrors?
Yes, there is a bus.
    src        edge_attr  dst
0     0               of   12
1     0  to the right of   14
2     1   on the side of    2
3     1   to the left of   12
4     1   to the left of   15
5     1   to the left of   13
6     2   to the left of    6
7     2   to the left of    5
8     2   to the left of    8
9     2   to the left of    7
10    4   on the side of   12
11    5  to the right of    7
12    5  to the right of    6
13    5  to the right of   12
14    5  to the right of    2
15    6       sitting on    7
16    6  to the right of    2
17    6  to the right of   12
18    6   to the left of    5
19    7  to the right of   12
20    7   to the left of    5
21    7  to the right of    2
22    8  to the right of    2
23    8  to the right of   12
24    9  to the right of   10
25   10   to the left of    9
26   10   to the left of   12
27   10   to the left of   14
28   11   to the left of   13
29   11   to the left of   12
30   12  to the right of    1
31   12   to the left of    8
32   12   to the left of    7
33   12   to the left of    6
34   12   to the left of    5
35   12  to the right of   11
36   12  to the right of   10
37   13               on    9
38   13   to the left of   14
39   13  to the right of   11
40   13  to the right of    1
41   14  to the right of   13
42   14   to the left of    0
43   14  to the right of   10
44   15  to the right of    1