Are there mirrors or CDs?
No, there are no mirrors or cds.
    src        edge_attr  dst
0     0   to the left of   18
1     0   to the left of   17
2     0  to the right of    5
3     1  to the right of    5
4     1   to the left of   10
5     1   to the left of    8
6     1  to the right of   14
7     2  to the right of    4
8     2  to the right of   13
9     2   to the left of   21
10    3   to the left of    4
11    3   to the left of    5
12    4  to the right of   12
13    4   to the left of   18
14    4  to the right of    3
15    4   to the left of    2
16    5   to the left of    0
17    5  to the right of    3
18    5   to the left of    1
19    5   to the left of   11
20    5   to the left of   10
21    5  to the right of   14
22    8  to the right of    1
23    8   to the left of   19
24   10  to the right of    1
25   10  to the right of    5
26   11  to the right of    5
27   12   to the left of    4
28   13   to the left of    2
29   14   to the left of    1
30   14   to the left of    5
31   15  to the right of   18
32   15   to the left of   20
33   17  to the right of   18
34   17  to the right of    0
35   18   to the left of   17
36   18   to the left of   15
37   18  to the right of    4
38   18  to the right of    0
39   19  to the right of    8
40   20  to the right of   15
41   20  to the right of   21
42   21   to the left of   20
43   21  to the right of    2