Are the people on the left of the picture?
No, the people are on the right of the image.
    src        edge_attr  dst
0     0      in front of   11
1     0  to the right of   19
2     0               at    6
3     0  to the right of   20
4     0   to the left of   12
..  ...              ...  ...
68   19  to the right of    7
69   20   to the left of    1
70   20   to the left of   10
71   20  to the right of    7
72   20   to the left of    0

[73 rows x 3 columns]