What is the plate sitting on?
The plate is sitting on the table.
    src        edge_attr  dst
0     0      in front of   15
1     0       sitting on   13
2     0   to the left of    7
3     0  to the right of    5
4     1  to the right of   20
5     2               in    7
6     2       sitting on    4
7     3   to the left of   15
8     3   to the left of    5
9     4   to the left of    5
10    4   to the left of   15
11    5  to the right of   16
12    5  to the right of    3
13    5   to the left of    0
14    5  to the right of    4
15    5   to the left of   15
16    6  to the right of   20
17    7      in front of   15
18    7  to the right of    0
19    9   to the left of   15
20   11             with   18
21   11             with   19
22   11             with   14
23   12  to the right of   22
24   12   to the left of   19
25   12  to the right of   18
26   12  to the right of   14
27   14   to the left of   12
28   14   to the left of   18
29   14               on   11
30   15  to the right of    9
31   15           behind    7
32   15           behind    0
33   15  to the right of    5
34   15  to the right of   16
35   15       looking at   21
36   15           behind   21
37   15  to the right of    3
38   15  to the right of    4
39   16   to the left of   15
40   16   to the left of    5
41   16          wearing    9
42   16          wearing    3
43   17               on   11
44   18               on   11
45   18   to the left of   12
46   18  to the right of   14
47   18   to the left of   19
48   19  to the right of   12
49   19  to the right of   18
50   19               on   11
51   20   to the left of    1
52   20   to the left of    6
53   21             with   22
54   21      in front of   15
55   22   to the left of   12
56   22        on top of   21