Which kind of baked good is left of the cake?
The food is a donut.
    src        edge_attr  dst
0     0  to the right of    5
1     0  to the right of   12
2     0  to the right of    7
3     0  to the right of    6
4     0  to the right of   16
..  ...              ...  ...
63   16   to the left of   12
64   16   to the left of   14
65   16  to the right of    1
66   16   to the left of    0
67   16  to the right of    8

[68 rows x 3 columns]