Are the cars in the top part or in the bottom of the picture?
The cars are in the top of the image.
    src        edge_attr  dst
0     0   to the left of   14
1     0  to the right of   13
2     0   to the left of   19
3     0  to the right of   17
4     1   to the left of    6
..  ...              ...  ...
95   21   to the left of    7
96   21   to the left of    8
97   21   to the left of    9
98   21   to the left of   18
99   21   to the left of   17

[100 rows x 3 columns]