Which side of the photo is the mirror on?
The mirror is on the left of the image.
    src        edge_attr  dst
0     0  to the right of   10
1     0  to the right of    4
2     0  to the right of   11
3     1  to the right of   17
4     1  to the right of    4
..  ...              ...  ...
68   18  to the right of   14
69   18   to the left of    4
70   18   to the left of   11
71   18               on    7
72   18   to the left of   10

[73 rows x 3 columns]