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