Is there a mirror or a bus in the image?
No, there are no mirrors or buses.
    src        edge_attr  dst
0     0   to the left of    7
1     0   to the left of   18
2     1   to the left of    5
3     1   to the left of   14
4     1   on the side of   12
5     1  to the right of    3
6     2  to the right of    8
7     3   to the left of    5
8     3   to the left of    1
9     3   on the side of   12
10    3   to the left of    6
11    3   to the left of   14
12    4   to the left of    9
13    4   to the left of    8
14    5  to the right of    6
15    5  to the right of    1
16    5  to the right of    3
17    5   to the left of   17
18    5  to the right of   12
19    6   to the left of    5
20    6  to the right of    3
21    6   to the left of   14
22    6  to the right of   12
23    7   to the left of   10
24    7   to the left of    8
25    7  to the right of    0
26    7  to the right of   15
27    8   to the left of    2
28    8  to the right of   18
29    8  to the right of   15
30    8  to the right of    4
31    8  to the right of   10
32    8  to the right of    7
33    9  to the right of    4
34    9  to the right of   15
35   10  to the right of   15
36   10  to the right of    7
37   10   to the left of    8
38   11   to the left of   15
39   12   to the left of   14
40   12   to the left of    5
41   12   to the left of    6
42   13               on    5
43   14  to the right of    6
44   14  to the right of    1
45   14  to the right of   12
46   14  to the right of    3
47   15  to the right of   11
48   15   to the left of    7
49   15   to the left of    8
50   15   to the left of    9
51   15   to the left of   10
52   15               on   16
53   17  to the right of    5
54   18   to the left of    8
55   18  to the right of    0