What animal is under the tree that looks large?
The birds are under the tree.
    src        edge_attr  dst
0     0       sitting on    8
1     0               on    8
2     0               by    9
3     1       covered in    4
4     2               by    9
5     2            above    7
6     3  to the right of    6
7     3   to the left of    9
8     4               of    5
9     6   to the left of    3
10    6               on    9
11    7             near    9
12    7               by    9
13    7            under    2
14    7   to the left of    9
15    8               by    9
16    9  to the right of    7
17    9  to the right of    3
18    9             near    7