Is there a train to the left of the person on the right?
No, there is a pineapple to the left of the person.
    src        edge_attr  dst
0     0   to the left of   12
1     0   to the left of   10
2     0   to the left of   23
3     1  to the right of    3
4     3   to the left of    1
..  ...              ...  ...
75   26  to the right of   13
76   26   to the left of   18
77   26   to the left of   15
78   27  to the right of   16
79   27  to the right of   13

[80 rows x 3 columns]