What is the color of the chickens on the wall?
The chickens are black.
    src        edge_attr  dst
0     0  to the right of   14
1     0  to the right of   12
2     0   to the left of    7
3     1   to the left of    4
4     1   to the left of    9
5     1   to the left of    8
6     2   to the left of    6
7     2               on    5
8     3   to the left of    4
9     3   to the left of    9
10    3   to the left of   14
11    3   to the left of   12
12    4  to the right of    1
13    4          wearing    9
14    4  to the right of   14
15    4  to the right of    3
16    5   to the left of    6
17    6  to the right of   11
18    6  to the right of    2
19    6  to the right of   10
20    6  to the right of    5
21    7  to the right of    8
22    7  to the right of    0
23    8   to the left of    7
24    8  to the right of    1
25    9  to the right of    3
26    9  to the right of    1
27   10   to the left of    6
28   11   to the left of    6
29   11               of    2
30   12  to the right of    3
31   12   to the left of    0
32   12  to the right of   14
33   12       hanging on   13
34   12               on   13
35   14   to the left of    4
36   14   to the left of   12
37   14  to the right of    3
38   14   to the left of    0