What kind of clothing is gray?
The clothing is a jacket.
    src        edge_attr  dst
0     0  to the right of    8
1     1  to the right of   10
2     1   to the left of    4
3     1  to the right of    9
4     1  to the right of    8
5     1  to the right of    3
6     3   to the left of    1
7     3  to the right of   10
8     4  to the right of    5
9     4  to the right of    7
10    4  to the right of    1
11    4  to the right of    6
12    5   to the left of    4
13    6          wearing    5
14    6          wearing    7
15    6          holding    1
16    6   to the left of    4
17    6          licking    1
18    7   to the left of    4
19    7  to the right of   10
20    8   to the left of    0
21    8   to the left of    1
22    9   to the left of    1
23    9  to the right of   10
24   10   to the left of    7
25   10   to the left of    3
26   10   to the left of   11
27   10   to the left of    9
28   10   to the left of    1
29   11  to the right of   10