What animals are fat?
The animals are horses.
    src        edge_attr  dst
0     0               in    1
1     1      in front of    4
2     2         touching    8
3     2         sniffing    8
4     2  to the right of    6
5     2   to the left of    3
6     3  to the right of    6
7     3  to the right of    2
8     4      surrounding    8
9     5   to the left of    7
10    6               in    1
11    6   to the left of    8
12    6               on    1
13    6   to the left of    2
14    6   to the left of    3
15    7  to the right of    5
16    8               in    1
17    8         sniffing    2
18    8    surrounded by    4
19    8      standing in    1
20    8      standing on    1
21    8  to the right of    6