What sauce is on the potatoes?
The sauce is gravy.
    src        edge_attr  dst
0     0               on   12
1     0   to the left of    7
2     1               on   11
3     1               on   12
4     1               on    6
5     1   to the left of   13
6     2               on   10
7     2               on   12
8     2   to the left of    7
9     3   to the left of    4
10    4  to the right of    3
11    4               on   11
12    6  to the right of   13
13    7  to the right of    0
14    7  to the right of    2
15    7  to the right of   10
16    8               on   11
17    9  to the right of   13
18    9               on   11
19   10   to the left of    7
20   11               on    7
21   12               on   11
22   13  to the right of    1
23   13   to the left of    6
24   13   to the left of    9