Are there any zebras in the grassy field?
Yes, there is a zebra in the field.
    src        edge_attr  dst
0     0               of   13
1     0   to the left of   10
2     0   to the left of   17
3     0  to the right of    8
4     0   to the left of   12
..  ...              ...  ...
89   17  to the right of   13
90   17               of   10
91   18  to the right of    7
92   18  to the right of   11
93   18               of   10

[94 rows x 3 columns]