What is the man on?
The man is on the bicycle.
     src        edge_attr  dst
0      0   to the left of    9
1      0   to the left of   23
2      0   to the left of   40
3      0   to the left of   26
4      0   to the left of   25
..   ...              ...  ...
238   40  to the right of   26
239   40   to the left of    9
240   40  to the right of   23
241   40  to the right of    3
242   40  to the right of    4

[243 rows x 3 columns]