Is the ground dry or wet?
The ground is dry.
    src        edge_attr  dst
0     0   to the left of   26
1     0  to the right of   18
2     1  to the right of   12
3     2   to the left of   19
4     2   to the left of    3
..  ...              ...  ...
66   26  to the right of   20
67   26  to the right of   12
68   26  to the right of   23
69   26  to the right of   24
70   26  to the right of    0

[71 rows x 3 columns]