What color is the ball, yellow or black?
The ball is yellow.
    src        edge_attr  dst
0     0  to the right of   11
1     0  to the right of    2
2     0  to the right of    5
3     1  to the right of   11
4     2   to the left of    3
5     2   to the left of   12
6     2   to the left of    0
7     3  to the right of    2
8     3  to the right of   11
9     3  to the right of    5
10    4  to the right of   11
11    4  to the right of   10
12    5   to the left of    3
13    5   to the left of   12
14    5   to the left of    0
15    8   to the left of    9
16    9  to the right of    8
17   10   to the left of    4
18   11   to the left of    0
19   11   to the left of    3
20   11   to the left of   12
21   11   to the left of    1
22   11   to the left of    4
23   11          wearing    7
24   12  to the right of   11
25   12  to the right of    5
26   12  to the right of    2