On which side is the driver?
The driver is on the right of the image.
    src        edge_attr  dst
0     0               of   20
1     0   to the left of   28
2     0   to the left of   21
3     1   to the left of   28
4     1  to the right of   27
..  ...              ...  ...
72   28   to the left of   19
73   28  to the right of   20
74   28  to the right of    2
75   28  to the right of   21
76   28  to the right of   23

[77 rows x 3 columns]