Is the man to the left or to the right of the train on the left?
The man is to the right of the train.
    src        edge_attr  dst
0     0  to the right of    2
1     0  to the right of    1
2     0  to the right of    5
3     0  to the right of   11
4     0             near   12
..  ...              ...  ...
58   13   to the left of   11
59   13   to the left of    9
60   13             near    1
61   13   to the left of    1
62   13   to the left of    7

[63 rows x 3 columns]