Who is on the sidewalk?
The men are on the side walk.
    src        edge_attr  dst
0     0  to the right of   12
1     0  to the right of   11
2     0   to the left of    2
3     2  to the right of    0
4     3   to the left of   10
..  ...              ...  ...
66   19  to the right of   20
67   20   to the left of   19
68   20   to the left of   16
69   20  to the right of   13
70   20  to the right of    5

[71 rows x 3 columns]