Which side of the picture is the person on?
The person is on the left of the image.
    src        edge_attr  dst
0     0   to the left of   12
1     0  to the right of    9
2     0   to the left of    3
3     0   to the left of    1
4     0   to the left of    5
..  ...              ...  ...
74   19   to the left of    7
75   20   to the left of   12
76   20  to the right of    9
77   20  to the right of   17
78   21   to the left of   18

[79 rows x 3 columns]