What is sitting at the table which is below the umbrella?
The chair is sitting at the table.
     src        edge_attr  dst
0      0   to the left of   36
1      0   to the left of   30
2      0       covered by   13
3      1  to the right of   11
4      2  to the right of    6
..   ...              ...  ...
139   39   to the left of   30
140   39   to the left of    6
141   39   to the left of    2
142   39            below   13
143   40          wearing   41

[144 rows x 3 columns]