Is the ground dirty and brown?
Yes, the ground is dirty and brown.
    src        edge_attr  dst
0     0   to the left of   14
1     0         sniffing   12
2     0   to the left of    9
3     0               on   12
4     0   to the left of   10
..  ...              ...  ...
59   19   to the left of   10
60   19   to the left of    3
61   20   to the left of   16
62   20  to the right of   12
63   20   to the left of   10

[64 rows x 3 columns]