Are there trash cans to the right of the man on the right side?
No, the trash can is to the left of the man.
     src        edge_attr  dst
0      0  to the right of    4
1      0   to the left of    3
2      0   to the left of    2
3      0  to the right of   10
4      0   to the left of    9
..   ...              ...  ...
137   21   to the left of    2
138   21   to the left of   12
139   21   to the left of    8
140   21   to the left of    0
141   23   to the left of    9

[142 rows x 3 columns]