What is hanging on the wall?
The mirror is hanging on the wall.
    src        edge_attr  dst
0     0   to the left of   13
1     0   to the left of    6
2     1   to the left of   19
3     1   to the left of   11
4     1   to the left of   10
..  ...              ...  ...
74   19  to the right of   16
75   19  to the right of   15
76   19  to the right of    1
77   19  to the right of    3
78   19  to the right of    7

[79 rows x 3 columns]