Is there either a toast or a knife in this picture?
Yes, there is a toast.
    src        edge_attr  dst
0     0  to the right of   19
1     0   to the left of   13
2     0   to the left of   11
3     0               on    9
4     1               on    9
..  ...              ...  ...
79   19   to the left of   16
80   19   to the left of    2
81   19   to the left of    9
82   19   to the left of   15
83   19   to the left of   17

[84 rows x 3 columns]