Does the person to the left of the truck appear to be walking?
Yes, the person is walking.
    src        edge_attr  dst
0     0  to the right of    4
1     1  to the right of    7
2     1      in front of   13
3     1  to the right of   11
4     1  to the right of    5
..  ...              ...  ...
59   16      in front of   17
60   16  to the right of    2
61   17           behind   16
62   17  to the right of    9
63   18   to the left of    3

[64 rows x 3 columns]