Who is the horse looking at?
The horse is looking at the man.
    src        edge_attr  dst
0     0  to the right of    5
1     0  to the right of    1
2     1   to the left of   11
3     1  to the right of    5
4     1  to the right of    4
5     1   to the left of    0
6     2  to the right of   13
7     2  to the right of    6
8     3   to the left of   15
9     3   to the left of   13
10    3  to the right of   16
11    3   to the left of   11
12    3   to the left of    6
13    4   to the left of    1
14    5           behind    5
15    5               in    8
16    5               on    8
17    5      in front of    5
18    5      in front of    9
19    5       looking at   11
20    5   to the left of    1
21    5   to the left of    0
22    5   to the left of   11
23    5   to the left of    6
24    5   to the left of   13
25    6   to the left of    2
26    6  to the right of    3
27    6  to the right of   13
28    6  to the right of    5
29    9           behind    5
30    9   to the left of   14
31   10  to the right of   14
32   10  to the right of   15
33   11  to the right of    5
34   11       looking at    5
35   11          wearing    0
36   11  to the right of    1
37   11  to the right of    3
38   13   to the left of    2
39   13  to the right of    5
40   13  to the right of    3
41   13   to the left of    6
42   14  to the right of    9
43   14   to the left of   15
44   14   to the left of   10
45   15  to the right of   14
46   15   to the left of   10
47   15  to the right of    3
48   16   to the left of    3