On which side is the ski?
The ski is on the left of the image.
     src        edge_attr  dst
0      0  to the right of    4
1      0  to the right of   26
2      0   to the left of   14
3      1  to the right of   30
4      1  to the right of   14
..   ...              ...  ...
144   29   to the left of    1
145   30   to the left of    1
146   30   to the left of    3
147   30  to the right of   12
148   30  to the right of   16

[149 rows x 3 columns]