What kind of animal is to the left of the cow?
The animal is a horse.
    src        edge_attr  dst
0     2   to the left of   14
1     2   to the left of    9
2     2   to the left of    6
3     2   to the left of   11
4     2   to the left of   10
5     6  to the right of    2
6     6  to the right of    8
7     6  to the right of   12
8     7               in   13
9     7   to the left of   12
10    7   to the left of    8
11    8  to the right of    7
12    8   to the left of   14
13    8   to the left of    6
14    9  to the right of    2
15   10           beside    6
16   10  to the right of    2
17   11  to the right of    2
18   12          wearing    8
19   12  to the right of    7
20   12        riding on    2
21   12   to the left of    6
22   12   to the left of   14
23   14  to the right of    8
24   14  to the right of   12
25   14  to the right of    2