Is there an onion to the left of the lettuce?
No, there is an orange to the left of the lettuce.
    src        edge_attr  dst
0     0   to the left of    4
1     0   to the left of    6
2     0               on   12
3     1  to the right of    6
4     1  to the right of    5
..  ...              ...  ...
65   17   to the left of   13
66   17   to the left of   16
67   18   to the left of    8
68   19  to the right of    3
69   19  to the right of   11

[70 rows x 3 columns]