What type of baked good is on the stone?
The food is a pie.
     src        edge_attr  dst
0      0   to the left of   15
1      0   to the left of   10
2      0   to the left of   18
3      0   to the left of   19
4      0   to the left of   12
..   ...              ...  ...
109   19  to the right of    8
110   19  to the right of    4
111   19   to the left of   16
112   19  to the right of    6
113   19  to the right of   11

[114 rows x 3 columns]