Which kind of animal is in front of the fence?
The animal is a horse.
    src        edge_attr  dst
0     0   to the left of   19
1     1  to the right of   19
2     1               of   14
3     2  to the right of   10
4     2  to the right of   12
5     2   to the left of    5
6     2  to the right of   19
7     2   to the left of   18
8     3               of   14
9     3  to the right of    7
10    4           behind   14
11    4  to the right of   10
12    4  to the right of   19
13    5  to the right of   18
14    5  to the right of   14
15    5  to the right of   10
16    5  to the right of   19
17    5  to the right of   12
18    5  to the right of    2
19    7               of   14
20    7   to the left of    3
21    8               in   17
22    8  to the right of    9
23    9               in   17
24    9   to the left of    8
25   10  to the right of   11
26   10   to the left of    2
27   10   to the left of    5
28   10   to the left of    4
29   10  to the right of   13
30   10   to the left of   18
31   10   to the left of   12
32   11   to the left of   10
33   11   to the left of   13
34   11   to the left of   19
35   12  to the right of   19
36   12   to the left of    2
37   12  to the right of   10
38   12   to the left of   18
39   12   to the left of    5
40   13               of   14
41   13  to the right of   11
42   13   to the left of   10
43   14   to the left of    5
44   14      in front of    4
45   18  to the right of   12
46   18  to the right of    2
47   18  to the right of   10
48   18  to the right of   19
49   18   to the left of    5
50   19   to the left of   12
51   19   to the left of   18
52   19   to the left of    4
53   19  to the right of   11
54   19   to the left of    5
55   19   to the left of    1
56   19   to the left of    2
57   19  to the right of    0