Is the man on the left side or on the right of the image?
The man is on the left of the image.
    src        edge_attr  dst
0     0   to the left of   16
1     0   to the left of    4
2     0   to the left of   21
3     1  to the right of   10
4     1  to the right of    9
..  ...              ...  ...
74   21   to the left of   14
75   21   to the left of    9
76   21   to the left of   10
77   21  to the right of    0
78   21  to the right of    7

[79 rows x 3 columns]