What type of fast food is this?
This is a pizza.
    src        edge_attr  dst
0     0  to the right of    6
1     0   to the left of    1
2     1  to the right of    6
3     1  to the right of    0
4     2   to the left of   11
5     2   to the left of    9
6     3   to the left of   11
7     5  to the right of   10
8     6   to the left of    1
9     6   to the left of    0
10    7   to the left of   11
11    9  to the right of    2
12    9   to the left of   11
13   10   to the left of    5
14   11  to the right of   12
15   11  to the right of    3
16   11  to the right of    2
17   11  to the right of    9
18   11  to the right of    7
19   12   to the left of   11