What animal is grazing on grass?
The sheep is grazing on grass.
    src        edge_attr  dst
0     0   to the left of    9
1     0  to the right of    6
2     1    surrounded by    3
3     1           inside    3
4     2       running in    8
5     2   on the side of    7
6     3      surrounding    1
7     6   to the left of    9
8     6   to the left of    0
9     8           beside    4
10    9  to the right of    6
11    9  to the right of    0
12   10       grazing on    8
13   10           eating    8