What's the biker riding?
The biker is riding the bicycle.
     src        edge_attr  dst
0      0   to the left of   16
1      0  to the right of   23
2      0   to the left of   17
3      0  to the right of   10
4      0   to the left of    9
..   ...              ...  ...
183   25   to the left of   17
184   26  to the right of    5
185   26  to the right of   21
186   26  to the right of    7
187   26  to the right of   24

[188 rows x 3 columns]