What is on the cake?
The walnut is on the cake.
    src        edge_attr  dst
0     0   to the left of    8
1     0   to the left of    7
2     0   to the left of    3
3     0  to the right of    9
4     0   to the left of    4
5     0   to the left of    1
6     1   to the left of    2
7     1               of   10
8     1  to the right of    9
9     1  to the right of    0
10    2  to the right of    6
11    2  to the right of    1
12    3  to the right of    4
13    3  to the right of   10
14    3               on    1
15    3  to the right of    0
16    3  to the right of    5
17    4               on    1
18    4   to the left of    8
19    4   to the left of    3
20    4  to the right of    9
21    4  to the right of    0
22    5   to the left of   10
23    5   to the left of    7
24    5   to the left of    3
25    5   to the left of    8
26    6        on top of    3
27    6               on    8
28    6   to the left of    2
29    6  to the right of   10
30    7  to the right of    9
31    7  to the right of    5
32    7  to the right of    0
33    8               on    1
34    8             with    7
35    8             with    6
36    8  to the right of    5
37    8  to the right of    0
38    8  to the right of    9
39    8  to the right of    4
40    9   to the left of    7
41    9   to the left of    4
42    9   to the left of    0
43    9   to the left of    1
44    9   to the left of    8
45    9         lying on   11
46   10               on    1
47   10  to the right of    5
48   10   to the left of    3
49   10   to the left of    6