The life jacket that the dog is wearing has what color?
The life vest is green.
    src        edge_attr  dst
0     1  to the right of   10
1     1  to the right of   14
2     3   to the left of    6
3     3  to the right of    5
4     4  to the right of    8
5     5   to the left of    6
6     5   to the left of   11
7     5   to the left of    3
8     6  to the right of    3
9     6  to the right of    5
10    7          wearing    8
11    7      standing on    9
12    8   to the left of    4
13    9               in    0
14    9            below    7
15   10   to the left of   14
16   10   to the left of    1
17   11  to the right of    5
18   14  to the right of   10
19   14   to the left of    1