What animal is not standing?
The animal is a deer.
    src        edge_attr  dst
0     0      standing on    2
1     0   to the left of    5
2     1  to the right of    7
3     3   to the left of   10
4     5  to the right of    0
5     5  to the right of    8
6     5  to the right of   11
7     5  to the right of    6
8     5  to the right of   14
9     6   to the left of    5
10    7   to the left of    1
11    8   to the left of    5
12   10  to the right of    3
13   10  to the right of   12
14   11   to the left of    5
15   12   to the left of   10
16   14   to the left of    5