Who is wearing the helmet?
The batter is wearing a helmet.
    src        edge_attr  dst
0     0   to the left of    7
1     0   to the left of    5
2     1  to the right of    2
3     2  to the right of    6
4     2   to the left of    3
5     2   to the left of    1
6     3          wearing    4
7     3  to the right of    2
8     3         swinging    5
9     3   to the left of    7
10    3  to the right of    6
11    4   to the left of    5
12    4  to the right of    8
13    4   to the left of    7
14    5  to the right of    4
15    5  to the right of    0
16    5  to the right of    8
17    6   to the left of    3
18    6   to the left of    2
19    7  to the right of    0
20    7  to the right of    3
21    7  to the right of    4
22    7  to the right of    8
23    8   to the left of    7
24    8   to the left of    5
25    8   to the left of    4