On which side of the image is the mirror?
The mirror is on the right of the image.
    src        edge_attr  dst
0     0   to the left of    9
1     0   to the left of    5
2     1  to the right of    6
3     1  to the right of   15
4     3  to the right of   15
5     3  to the right of   17
6     3  to the right of   19
7     3  to the right of   13
8     4   to the left of    9
9     4   to the left of    5
10    5  to the right of    0
11    5  to the right of   15
12    5  to the right of    4
13    6   to the left of    1
14    6   to the left of    9
15    7  to the right of   19
16    9  to the right of   16
17    9  to the right of   20
18    9  to the right of    0
19    9  to the right of    4
20    9  to the right of    6
21    9  to the right of   11
22    9  to the right of   13
23    9  to the right of   15
24    9  to the right of   21
25   10  to the right of   19
26   10  to the right of   15
27   11   to the left of   21
28   11   to the left of    9
29   12  to the right of   17
30   13   to the left of    3
31   13   to the left of    9
32   14   to the left of   17
33   15   to the left of    3
34   15   to the left of   20
35   15   to the left of    5
36   15   to the left of   10
37   15   to the left of    9
38   15   to the left of    1
39   16  to the right of   19
40   16   to the left of   20
41   16   to the left of    9
42   17   to the left of    3
43   17   to the left of   12
44   17  to the right of   14
45   17   to the left of   19
46   19  to the right of   17
47   19   to the left of   16
48   19   to the left of   10
49   19   to the left of    7
50   19   to the left of    3
51   19   to the left of   20
52   20  to the right of   19
53   20  to the right of   15
54   20  to the right of   16
55   20   to the left of    9
56   21   to the left of    9
57   21  to the right of   11