What is the piece of clothing that is not green?
The clothing item is a hat.
    src        edge_attr  dst
0     0  to the right of    2
1     0  to the right of    4
2     2   to the left of    3
3     2   to the left of    0
4     3               on    0
5     3  to the right of    4
6     3  to the right of    2
7     4   to the left of    3
8     4   to the left of    0
9     5  to the right of   11
10    6   to the left of    8
11    8  to the right of    6
12    9   to the left of   10
13   10  to the right of    9
14   11   to the left of    5
15   12          wearing    7