Is there a plate to the right of the tray that the pizza lies on?
No, there is a woman to the right of the tray.
    src        edge_attr  dst
0     0  to the right of   15
1     1          wearing    8
2     1  to the right of    3
3     1   to the left of    6
4     1   to the left of    5
5     2          wearing   11
6     2           eating    3
7     2          wearing   12
8     3   to the left of    1
9     4  to the right of   15
10    5  to the right of   14
11    5  to the right of    7
12    5  to the right of    1
13    5  to the right of   13
14    5  to the right of    8
15    6  to the right of    1
16    6  to the right of    8
17    6          wearing    5
18    6  to the right of   14
19    6  to the right of   13
20    6  to the right of    7
21    7  to the right of    8
22    7   to the left of    6
23    7   to the left of    5
24    8   to the left of    5
25    8   to the left of    6
26    8   to the left of    7
27   10  to the right of   15
28   13   to the left of    5
29   13   to the left of    6
30   13         lying on   14
31   14   to the left of    5
32   14   to the left of    6
33   15   to the left of    4
34   15   to the left of   10
35   15   to the left of    0