What color is the bench to the right of the trains?
The bench is green.
    src        edge_attr  dst
0     0   to the left of   12
1     0  to the right of   11
2     1        on top of   12
3     1  to the right of    4
4     1  to the right of    7
..  ...              ...  ...
74   16       printed on   15
75   17  to the right of    2
76   17   to the left of    3
77   17  to the right of   11
78   18   to the left of   12

[79 rows x 3 columns]