What is located on top of the pizza on the right side?
The leaf is on top of the pizza.
    src        edge_attr  dst
0     0        on top of    2
1     0   to the left of   28
2     0   to the left of   14
3     1        on top of    2
4     1  to the right of    6
..  ...              ...  ...
73   33               on   30
74   34  to the right of   17
75   34   to the left of   13
76   34   to the left of    5
77   35               on   30

[78 rows x 3 columns]