Which kind of animal is the fence in front of?
The fence is in front of the dog.
    src        edge_attr  dst
0     0   to the left of    9
1     0   to the left of    5
2     1  to the right of   10
3     3            below    1
4     4           behind    8
5     4      in front of    8
6     4            above    5
7     5  to the right of    0
8     5            below    4
9     5  to the right of    8
10    5            below    8
11    5  to the right of    9
12    5            below    9
13    6            below    8
14    6            below    7
15    6            below    1
16    7               on    8
17    8          holding    9
18    8      in front of    4
19    8               on    5
20    8   to the left of    5
21    8           behind    4
22    8   to the left of    9
23    9               by    7
24    9               by    1
25    9            above    5
26    9  to the right of    8
27    9   to the left of    5
28    9  to the right of    0
29   10            below    1
30   10   to the left of    1