What is the vehicle that is to the left of the person that is riding a bike?
The vehicle is a taxi.
     src        edge_attr  dst
0      0  to the right of   19
1      1   to the left of    4
2      1   to the left of   15
3      1  to the right of   13
4      1  to the right of    9
..   ...              ...  ...
138   22  to the right of    9
139   22  to the right of    1
140   22  to the right of   10
141   22  to the right of   11
142   22  to the right of   12

[143 rows x 3 columns]