Does the train to the left of the bag look gray?
Yes, the train is gray.
    src        edge_attr  dst
0     0   to the left of    7
1     0   to the left of    4
2     0   to the left of   11
3     0   to the left of    8
4     1  to the right of   12
..  ...              ...  ...
76   13   to the left of   12
77   13   to the left of    3
78   14   to the left of   10
79   14  to the right of    7
80   14   to the left of    2

[81 rows x 3 columns]