Is there a tomato on the pizza?
No, there is an onion on the pizza.
    src        edge_attr  dst
0     0  to the right of   10
1     0               on    3
2     0  to the right of    1
3     1  to the right of   16
4     1               on    3
5     1   to the left of   13
6     1   to the left of    0
7     2       sitting on    4
8     2             with   10
9     2             with   11
10    2             with    5
11    2             with    6
12    2             with    9
13    2             with    7
14    2             with    8
15    2             with   13
16    2             with   14
17    2             with   15
18    2             with   16
19    3  to the right of   12
20    3  to the right of   10
21    3             with   10
22    5  to the right of   15
23    5               on    2
24    6               on    2
25    7               on    2
26    7   to the left of    9
27    8  to the right of   12
28    8  to the right of   10
29    8               on    2
30    9  to the right of    7
31    9               on    2
32   10               on    3
33   10   to the left of    3
34   10   to the left of    0
35   10               on    2
36   10   to the left of    8
37   10  to the right of   11
38   11               on    2
39   11   to the left of   12
40   11   to the left of   10
41   12   to the left of    8
42   12   to the left of    3
43   12  to the right of   11
44   13               on    2
45   13  to the right of    1
46   14               on    2
47   14  to the right of   15
48   15               on    2
49   15   to the left of    5
50   15   to the left of   14
51   15  to the right of   16
52   16               on    2
53   16   to the left of    1
54   16   to the left of   15