What is the animal to the right of the animal in the middle?
The animal is an elephant.
    src        edge_attr  dst
0     0   to the left of    4
1     1  to the right of    7
2     1   to the left of   11
3     1               of   11
4     1   to the left of   10
5     2   to the left of   11
6     2  to the right of    6
7     3   to the left of   10
8     3               of   11
9     4  to the right of    0
10    5   to the left of   11
11    5  to the right of    6
12    6               of   11
13    6   to the left of    2
14    6               of    9
15    6   to the left of    5
16    7               of   11
17    7   to the left of    1
18    7   to the left of    9
19    9               in    8
20    9  to the right of    7
21    9   to the left of   11
22   10  to the right of    1
23   10  to the right of    3
24   10               of   11
25   10   to the left of   11
26   11  to the right of    1
27   11  to the right of    2
28   11  to the right of    5
29   11  to the right of    9
30   11  to the right of   10
31   11               in    8