Which kind of animal grazes on the hay?
The animal is a zebra.
    src        edge_attr  dst
0     0   to the left of    1
1     0  to the right of    6
2     0  to the right of    7
3     1  to the right of    3
4     1  to the right of    0
5     1  to the right of    5
6     3   to the left of    1
7     3  to the right of    7
8     3  to the right of    6
9     5       growing on    4
10    5   to the left of    1
11    6   to the left of    3
12    6   to the left of   11
13    6   to the left of    0
14    6  to the right of    8
15    7               by    6
16    7   to the left of   11
17    7   to the left of    0
18    7   to the left of    3
19    7       hanging on    6
20    7  to the right of    8
21    8   to the left of    6
22    8   to the left of    7
23    8     growing near    6
24   10          next to   11
25   10             near   11
26   11           eating   12
27   11   standing under    6
28   11             near   10
29   11  to the right of   12
30   11       grazing on   12
31   11  to the right of    6
32   11  to the right of    7
33   12   to the left of   11
34   12               on    4