What type of clothing is not gray, the uniform or the cap?
The cap is not gray.
    src        edge_attr  dst
0     0   to the left of   12
1     0   to the left of   11
2     1  to the right of    5
3     1  to the right of    4
4     1   to the left of    3
5     1  to the right of   10
6     2  to the right of   12
7     2  to the right of   11
8     3  to the right of    4
9     3  to the right of    1
10    3  to the right of   11
11    4   to the left of    3
12    4  to the right of   10
13    4   to the left of   12
14    4   to the left of   11
15    4  to the right of    6
16    4   to the left of    1
17    4  to the right of    8
18    5   to the left of    1
19    5  to the right of    8
20    5   to the left of   12
21    5   to the left of   11
22    5  to the right of   10
23    6   to the left of    4
24    8   to the left of    4
25    8   to the left of   12
26    8   to the left of    5
27   10   to the left of    1
28   10   to the left of    4
29   10   to the left of    5
30   10   to the left of   11
31   10   to the left of   12
32   11   to the left of    2
33   11  to the right of    0
34   11  to the right of   10
35   11  to the right of    4
36   11  to the right of    5
37   11   to the left of    3
38   12  to the right of    0
39   12  to the right of    8
40   12  to the right of    5
41   12  to the right of    4
42   12   to the left of    2
43   12  to the right of   10