Which side of the image are the people on, the left or the right?
The people are on the left of the image.
    src        edge_attr  dst
0     0   to the left of   21
1     0               on    5
2     1   to the left of   15
3     1   to the left of   14
4     1   to the left of    3
..  ...              ...  ...
75   21  to the right of    9
76   21  to the right of   11
77   21  to the right of   12
78   21  to the right of   13
79   21  to the right of    0

[80 rows x 3 columns]