What food is on top of the icing?
The food is a nut.
    src        edge_attr  dst
0     1   to the left of    9
1     1   to the left of    5
2     1   to the left of    4
3     1   to the left of    2
4     1   to the left of    3
5     1   to the left of   10
6     2  to the right of    1
7     3  to the right of    1
8     4  to the right of    1
9     5  to the right of    1
10    5        on top of    9
11    5   to the left of   10
12    6        on top of    8
13    7               of    6
14    8        on top of    0
15    9  to the right of    1
16   10  to the right of    1
17   10  to the right of    5
18   10        on top of    9