Is there a mirror or a towel in the image?
Yes, there is a towel.
    src        edge_attr  dst
0     0   to the left of    5
1     1   to the left of    8
2     1   to the left of   10
3     1   to the left of    7
4     2  to the right of    9
5     2  to the right of    4
6     4   to the left of    2
7     4   to the left of    8
8     4   to the left of    9
9     5   to the left of    7
10    5   to the left of   10
11    5  to the right of    0
12    7  to the right of    5
13    7  to the right of    1
14    8  to the right of    4
15    8  to the right of    1
16    9  to the right of    4
17    9   to the left of    2
18   10  to the right of    5
19   10  to the right of    1
20   12               on   11