What is the bird to the left of the flamingo covered by?
The bird is covered by the rose.
    src        edge_attr  dst
0     0  to the right of    2
1     0  to the right of    3
2     1  to the right of   14
3     1  to the right of   11
4     1  to the right of   15
5     2   to the left of    5
6     2   to the left of    4
7     2   to the left of    0
8     3   to the left of    0
9     3   to the left of    4
10    4  to the right of    3
11    4  to the right of    2
12    5  to the right of    2
13    6               on    6
14    6  to the right of   15
15    6  to the right of   11
16    6  to the right of   14
17    7  to the right of    8
18    7  to the right of   13
19    8  to the right of   10
20    8   to the left of    7
21    9               of    9
22   10   to the left of   12
23   10   to the left of    8
24   10               in    9
25   11         covering   14
26   11   to the left of    1
27   11   to the left of    6
28   12  to the right of   10
29   13   to the left of    7
30   14   to the left of    1
31   14               of   14
32   14   to the left of    6
33   14       covered by   11
34   14               on   14
35   15   to the left of    6
36   15   to the left of    1