What is the bird standing in?
The bird is standing in the grass.
    src        edge_attr  dst
0     0  to the right of    1
1     0  to the right of    6
2     1   to the left of    3
3     1   to the left of    2
4     1   to the left of   11
5     1   to the left of    9
6     1   to the left of    5
7     1   to the left of    4
8     1   to the left of    0
9     2  to the right of    1
10    3  to the right of    1
11    4  to the right of    1
12    5  to the right of    1
13    6   to the left of    0
14    8  to the right of   11
15    9  to the right of    1
16   10      standing in    7
17   11   to the left of    8
18   11  to the right of    1