What's the ground wearing?
The ground is wearing an elbow pad.
    src        edge_attr  dst
0     0  to the right of   15
1     0  to the right of   12
2     1  to the right of   20
3     1  to the right of   19
4     1   to the left of    9
..  ...              ...  ...
88   25   to the left of   24
89   25   to the left of   22
90   25  to the right of   20
91   25  to the right of   19
92   25   to the left of   18

[93 rows x 3 columns]