Do you think the snow is rough or smooth?
The snow is rough.
     src        edge_attr  dst
0      0          wearing    1
1      0   to the left of   13
2      0   to the left of   11
3      0   to the left of   29
4      0   to the left of   23
..   ...              ...  ...
168   33  to the right of   23
169   34  to the right of   16
170   34   to the left of    9
171   34   to the left of   20
172   34   to the left of    2

[173 rows x 3 columns]