The animal to the left of the man is standing in what?
The elephant is standing in the mud.
    src        edge_attr  dst
0     0   to the left of    6
1     0  to the right of    3
2     0   to the left of    9
3     1          wearing    5
4     1      standing in    9
..  ...              ...  ...
75   21  to the right of    4
76   21   to the left of   10
77   21   to the left of   13
78   21  to the right of   12
79   21   to the left of   19

[80 rows x 3 columns]