What is the animal that the wall is behind of?
The animal is a cat.
   src        edge_attr  dst
0    0   to the left of    1
1    1  to the right of    6
2    1  to the right of    0
3    2  to the right of    3
4    3               of    7
5    3   to the left of    2
6    5           behind    7
7    6               of    7
8    6   to the left of    1
9    7      in front of    5