What sauce is on the plate?
The sauce is gravy.
    src        edge_attr  dst
0     0  to the right of   28
1     0   to the left of   12
2     0               on    1
3     0   to the left of    7
4     2   to the left of   23
..  ...              ...  ...
85   27  to the right of    3
86   27  to the right of    6
87   27  to the right of    7
88   28   to the left of    7
89   28   to the left of    0

[90 rows x 3 columns]