What is this food called?
This is a bun.
    src        edge_attr  dst
0     0        on top of    7
1     0  to the right of    1
2     0  to the right of   10
3     0  to the right of    3
4     1   to the left of    0
5     3   to the left of    0
6     4      in front of    8
7     4   to the left of    8
8     5        on top of    8
9     6        on top of   10
10    8  to the right of    4
11    8           behind    4
12   10   to the left of    0