On which side of the image is the spectator?
The spectator is on the left of the image.
    src        edge_attr  dst
0     0   to the left of    7
1     1   to the left of   10
2     2   to the left of    7
3     3  to the right of   19
4     3  to the right of    9
..  ...              ...  ...
74   24   to the left of   21
75   24  to the right of   11
76   24   to the left of    5
77   24   to the left of   23
78   24   to the left of   19

[79 rows x 3 columns]