What kind of food is on the table?
The food is a sandwich.
    src        edge_attr  dst
0     0          next to    2
1     0             near    2
2     0             with    6
3     0             with    1
4     0               on    3
5     0  to the right of    2
6     1               on    0
7     1  to the right of    2
8     2             near    0
9     2               on    3
10    2   to the left of    1
11    2   to the left of    0
12    2   to the left of    6
13    2             near    8
14    5  to the right of    6
15    6  to the right of    2
16    6   to the left of    5
17    8          next to    2
18    8             with    9
19    9               on    8