What is located on top of the table?
The pizza is on top of the table.
     src        edge_attr  dst
0      0   to the left of    9
1      0   to the left of   19
2      0  to the right of   36
3      0  to the right of    3
4      0  to the right of    4
..   ...              ...  ...
141   47   to the left of   28
142   47   to the left of   45
143   48  to the right of   13
144   48  to the right of   45
145   48  to the right of   29

[146 rows x 3 columns]