What kind of fast food is the pepperoni on?
The pepperoni is on the pizza.
    src        edge_attr  dst
0     1               on    7
1     1  to the right of    4
2     2               on    7
3     2  to the right of    6
4     4  to the right of    6
5     4               on    7
6     4  to the right of    5
7     4   to the left of    1
8     5   to the left of    4
9     5   to the left of    8
10    5   to the left of   10
11    5   to the left of    9
12    6   to the left of    4
13    6   to the left of    2
14    6             with    8
15    6               on    7
16    7             with    4
17    7             with    1
18    7             with    2
19    7             with    6
20    7             with    3
21    7             with    8
22    7             with   10
23    8               on    7
24    8  to the right of    5
25    8               on    9
26    8               on    6
27    9  to the right of    5
28   10               on    7
29   10  to the right of    5