Are the cars in the bottom part or in the top?
The cars are in the bottom of the image.
     src        edge_attr  dst
0      0  to the right of   21
1      0  to the right of   50
2      0  to the right of   47
3      0   to the left of   28
4      0  to the right of   30
..   ...              ...  ...
537   50   to the left of   35
538   50   to the left of   36
539   50   to the left of   33
540   50   to the left of   19
541   50   to the left of   23

[542 rows x 3 columns]