What is the food that is to the left of the person that is sitting in the chair?
The food is chocolate.
    src        edge_attr  dst
0     0   to the left of    6
1     0   to the left of   14
2     1               of    0
3     1   to the left of   14
4     1   to the left of   15
5     1   to the left of    8
6     2   to the left of    6
7     2   to the left of   18
8     2   to the left of   14
9     3  to the right of   10
10    3  to the right of    8
11    4   to the left of   15
12    4   to the left of    8
13    5  to the right of   17
14    6  to the right of   18
15    6  to the right of    2
16    6  to the right of    0
17    6  to the right of   17
18    7               on    4
19    7   to the left of   15
20    7   to the left of    8
21    8  to the right of   10
22    8  to the right of    1
23    8  to the right of    4
24    8  to the right of    7
25    8   to the left of    9
26    8   to the left of    3
27    9  to the right of    8
28    9  to the right of   15
29   10               on   11
30   10   to the left of    3
31   10   to the left of   15
32   10   to the left of    8
33   12  to the right of   17
34   13  to the right of   17
35   14  to the right of   17
36   14  to the right of   18
37   14  to the right of    2
38   14       sitting in    2
39   14  to the right of    1
40   14  to the right of    0
41   15  to the right of    1
42   15  to the right of    7
43   15  to the right of   10
44   15  to the right of    4
45   15   to the left of    9
46   17   to the left of    5
47   17   to the left of   12
48   17   to the left of   13
49   17   to the left of   14
50   17   to the left of    6
51   17               on   18
52   18   to the left of   14
53   18  to the right of    2
54   18   to the left of    6