What kind of animal is walking in the grass?
The animals are elephants.
    src        edge_attr  dst
0     0  to the right of   10
1     0  to the right of    5
2     0   to the left of    8
3     1   to the left of    8
4     1  to the right of   10
..  ...              ...  ...
68   15      standing on   16
69   15  standing behind   11
70   16     covered with   17
71   17   to the left of    8
72   17  to the right of   10

[73 rows x 3 columns]