What does the skier that to the right of the snowboard walk on?
The skier walks on the snow.
    src        edge_attr  dst
0     0  to the right of    1
1     0   to the left of   13
2     0  to the right of   12
3     1   to the left of    7
4     1   to the left of   18
..  ...              ...  ...
80   22   to the left of   20
81   22  to the right of   21
82   22  to the right of    5
83   22  to the right of    6
84   22   to the left of    9

[85 rows x 3 columns]