Where is the person behind the garbage can walking?
The person is walking on the sidewalk.
     src        edge_attr  dst
0      0   to the left of   21
1      0   to the left of   20
2      0   to the left of   31
3      0   to the left of    6
4      0   to the left of   17
..   ...              ...  ...
192   31   to the left of   20
193   31   to the left of   17
194   31  to the right of   29
195   31   to the left of   28
196   31  to the right of   30

[197 rows x 3 columns]