What is the sauce on?
The sauce is on the pizza.
    src        edge_attr  dst
0     0               in    7
1     0             with   11
2     0             with   12
3     0             with    1
4     0             with    8
5     0             with   17
6     0             with   18
7     0             with   13
8     0             with   14
9     0               on    7
10    1               on    0
11    1   to the left of   11
12    2   to the left of    9
13    3   to the left of    9
14    3  to the right of    4
15    3  to the right of   21
16    4  to the right of   21
17    4  to the right of   20
18    4   to the left of    9
19    4   to the left of    3
20    5   to the left of    9
21    7               on   10
22    8               on    0
23    9  to the right of   10
24    9  to the right of   19
25    9  to the right of    3
26    9  to the right of    2
27    9  to the right of    5
28    9  to the right of    4
29   10               on   10
30   10   to the left of    9
31   11   to the left of   17
32   11  to the right of    1
33   11               on    0
34   12  to the right of   16
35   12               on    0
36   13  to the right of   18
37   13               on    0
38   14               on    0
39   14  to the right of   15
40   15   to the left of   14
41   16   to the left of   12
42   17               on    0
43   17  to the right of   11
44   18               on    0
45   18   to the left of   13
46   19   to the left of    9
47   20   to the left of    4
48   20   to the left of   21
49   21   to the left of    4
50   21  to the right of   20
51   21   to the left of    3