Who is wearing the shirt?
The umpire is wearing a shirt.
    src        edge_attr  dst
0     0           behind    2
1     0           behind   10
2     0   to the left of   10
3     0          wearing    7
4     0          wearing   11
5     0   to the left of    4
6     0          wearing    8
7     1   to the left of    6
8     1   to the left of   13
9     2   to the left of    4
10    2  to the right of   11
11    2           behind   10
12    2      in front of    0
13    3               in    5
14    4  to the right of    2
15    4  to the right of    0
16    6               in    9
17    6   to the left of    9
18    6  to the right of    1
19    7   to the left of   10
20    9  to the right of    6
21   10          wearing   13
22   10          holding    1
23   10      in front of    2
24   10  to the right of   11
25   10  to the right of    0
26   10      in front of    0
27   10  to the right of    7
28   11   to the left of    2
29   11   to the left of   10
30   13  to the right of    1