Is the pizza topped with cheese?
Yes, the pizza is topped with cheese.
    src        edge_attr  dst
0     0  to the right of   12
1     1  to the right of    8
2     2  to the right of    7
3     3  to the right of    8
4     4   to the left of    6
5     4  to the right of    8
6     6  to the right of    4
7     7   to the left of   13
8     7   to the left of    2
9     7   to the left of    9
10    7   to the left of    8
11    7   to the left of   11
12    7   to the left of   12
13    8   to the left of    1
14    8   to the left of    3
15    8   to the left of    4
16    8   to the left of   14
17    8  to the right of    7
18    9  to the right of    7
19   10          cutting   11
20   10  to the right of   12
21   11      topped with    9
22   11  to the right of    7
23   12   to the left of    0
24   12  to the right of    7
25   12   to the left of   10
26   13  to the right of    7
27   13               of   11
28   14  to the right of    8