What is the vehicle to the left of the woman called?
The vehicle is a train.
    src        edge_attr  dst
0     2   to the left of   21
1     2   to the left of   20
2     2   to the left of   22
3     2  to the right of    3
4     2  to the right of   18
..  ...              ...  ...
69   22  to the right of    2
70   22  to the right of   21
71   22  to the right of   15
72   22  to the right of   18
73   22  to the right of   20

[74 rows x 3 columns]