Is the animal to the left of the person black or white?
The horse is white.
    src        edge_attr  dst
0     0   to the left of    2
1     0  to the right of    1
2     0   to the left of   10
3     0   to the left of    3
4     1          pulling    8
5     1   to the left of    0
6     1   to the left of    2
7     1   to the left of   10
8     1   to the left of    6
9     1   to the left of    3
10    1   to the left of    8
11    1   to the left of    7
12    2  to the right of    0
13    2  to the right of    6
14    2  to the right of    1
15    2  to the right of    7
16    3  to the right of    0
17    3   to the left of   10
18    3  to the right of    1
19    4  to the right of   12
20    4  to the right of    5
21    5   to the left of    4
22    5   to the left of    6
23    6               in    8
24    6   to the left of    2
25    6  to the right of    5
26    6  to the right of    1
27    6   to the left of    7
28    7  to the right of    6
29    7               in    8
30    7  to the right of    1
31    7   to the left of    2
32    8  to the right of    1
33    8        pulled by    1
34   10  to the right of    3
35   10  to the right of    1
36   10  to the right of    0
37   11   to the left of   12
38   12  to the right of   11
39   12   to the left of    4