Do you see either any mirrors or bicycles there?
Yes, there is a mirror.
    src        edge_attr  dst
0     0  to the right of    2
1     1               on    7
2     1           beside    0
3     1  to the right of    2
4     2   to the left of    1
5     2   to the left of    0
6     2   to the left of    5
7     2   to the left of    7
8     3               of    0
9     5               of    0
10    5  to the right of    2
11    7  to the right of    2
12    8               on    4