What is the person doing?
The person is walking.
    src        edge_attr  dst
0     0   to the left of    6
1     0   to the left of   14
2     0  to the right of   15
3     0   to the left of    9
4     0  to the right of   11
..  ...              ...  ...
76   15  to the right of    4
77   15   to the left of    6
78   16  to the right of    1
79   16   to the left of   14
80   16  to the right of   11

[81 rows x 3 columns]