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