What is on the tray to the right of the donuts?
The cookies are on the tray.
    src        edge_attr  dst
0     0               on    4
1     0   to the left of   10
2     0   to the left of    3
3     0   to the left of   16
4     1  to the right of   11
..  ...              ...  ...
68   19  to the right of    6
69   20               on   12
70   20   to the left of   15
71   20  to the right of    6
72   20  to the right of   11

[73 rows x 3 columns]