What color is the shirt?
The shirt is black.
    src        edge_attr  dst
0     0        on top of   21
1     0  to the right of   12
2     0  to the right of   22
3     2  to the right of   15
4     3  to the right of   15
5     4  to the right of   22
6     5  to the right of   16
7     5        on top of    4
8     5  to the right of   14
9     7  to the right of   13
10   10        on top of    1
11   12   to the left of   15
12   12   to the left of   21
13   12   to the left of    0
14   13   to the left of    7
15   14   to the left of    5
16   15   to the left of    3
17   15   to the left of    2
18   15  to the right of   12
19   16   to the left of    5
20   16        on top of   14
21   17  to the right of   20
22   18  to the right of   20
23   18  to the right of   19
24   19   to the left of   18
25   20   to the left of   18
26   20   to the left of   17
27   21  to the right of   12
28   22   to the left of    0
29   22   to the left of    4