Are there either cows or horses in this scene?
Yes, there is a cow.
    src        edge_attr  dst
0     1      in front of   13
1     2               in    1
2     2  to the right of   15
3     2  to the right of    3
4     2           inside   14
5     3               in    1
6     3   to the left of    2
7     4               in    1
8     4   to the left of   15
9     4      standing in    1
10    4  to the right of    5
11    5   to the left of   10
12    5   to the left of    4
13    6  to the right of    9
14    6               on    8
15    6  to the right of   10
16    7  to the right of   10
17    7  to the right of    8
18    8  to the right of   10
19    8         watching    3
20    8       sitting on    0
21    8  to the right of    9
22    8   to the left of    7
23    9   to the left of    6
24    9   to the left of    8
25    9   to the left of   11
26    9   on the back of   10
27   10  to the right of    5
28   10   to the left of    6
29   10               on    0
30   10   to the left of    8
31   10   to the left of    7
32   11  to the right of    9
33   11  on the front of   10
34   12           behind   15
35   12  to the right of   13
36   13   to the left of   12
37   13           behind   15
38   15  to the right of    4
39   15   to the left of    2
40   15      in front of   13
41   15      in front of   12
42   15               in    1