Which side is the mirror on?
The mirror is on the left of the image.
    src        edge_attr  dst
0     0  to the right of   12
1     0  to the right of    4
2     0  to the right of   11
3     0  to the right of    2
4     0  to the right of    7
5     0  to the right of    5
6     1  to the right of    4
7     1  to the right of    2
8     1  to the right of    5
9     2   to the left of    0
10    2   to the left of    1
11    3   to the left of    6
12    4               on    9
13    4   to the left of   13
14    4   to the left of    0
15    4   to the left of    1
16    4   to the left of    8
17    5   to the left of    1
18    5   to the left of    0
19    5  to the right of   12
20    6  to the right of    3
21    7   to the left of   13
22    7   to the left of    8
23    7   to the left of    0
24    8  to the right of    4
25    8  to the right of    7
26    8  to the right of   11
27   11   to the left of    8
28   11   to the left of    0
29   11   to the left of   13
30   12   to the left of    5
31   12   to the left of    0
32   13  to the right of    7
33   13  to the right of   11
34   13  to the right of    4