Is the man to the right or to the left of the knife?
The man is to the right of the knife.
    src        edge_attr  dst
0     0  to the right of    4
1     0   to the left of   19
2     0   to the left of   15
3     2   to the left of    7
4     2  to the right of    3
..  ...              ...  ...
56   20  to the right of   17
57   21  to the right of   12
58   21  to the right of   13
59   21  to the right of   10
60   21  to the right of   17

[61 rows x 3 columns]