Which kind of animal is fat?
The animal is zebras.
   src        edge_attr  dst
0    0  to the right of   14
1    2           behind    5
2    3   to the left of    6
3    5      in front of    2
4    6  to the right of    3
5    8           behind   14
6   14   to the left of    0
7   14           eating    4
8   14      in front of    8