Which kind of animal are the plants behind of?
The plants are behind the cat.
    src        edge_attr  dst
0     0   to the left of    1
1     0           behind    7
2     1  to the right of    0
3     1  to the right of    4
4     1  to the right of    3
5     1  to the right of    6
6     1  to the right of    7
7     3               of    7
8     3   to the left of    1
9     4   to the left of    1
10    6   to the left of    1
11    7         lying on    5
12    7   to the left of    1
13    7      in front of    0