The boot is on what?
The boot is on the ski.
     src        edge_attr  dst
0      0  to the right of   19
1      0  to the right of   11
2      0  to the right of   16
3      0  to the right of   21
4      0  to the right of    7
..   ...              ...  ...
130   23   to the left of   19
131   23   to the left of   14
132   23   to the left of   17
133   23   to the left of   10
134   23   to the left of   13

[135 rows x 3 columns]