How tall is the grass?
The grass is short.
     src        edge_attr  dst
0      1               of    0
1      3   to the left of   24
2      3   to the left of   11
3      3   to the left of   30
4      3   to the left of    8
..   ...              ...  ...
195   37  to the right of   19
196   37  to the right of   36
197   39   to the left of   21
198   39   to the left of   14
199   39  to the right of    5

[200 rows x 3 columns]