Is the mug to the left of the sandwich full or empty?
The mug is full.
    src        edge_attr  dst
0     0               on   10
1     0   to the left of   13
2     0   to the left of   10
3     0   to the left of   11
4     1  to the right of    2
..  ...              ...  ...
61   17   to the left of    6
62   17   to the left of    4
63   18   to the left of   16
64   18  to the right of   17
65   18               on   10

[66 rows x 3 columns]