Are there green cars or bags?
Yes, there is a green bag.
    src        edge_attr  dst
0     0      attached to    8
1     0               on    8
2     0   to the left of   18
3     0   to the left of   16
4     1  to the right of   14
..  ...              ...  ...
65   16  to the right of    8
66   17   to the left of   15
67   17  to the right of    8
68   18  to the right of    0
69   18  to the right of    8

[70 rows x 3 columns]