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