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