What is the color of the wet suit the people wear?
The wetsuit is black.
    src        edge_attr  dst
0     0          wearing    8
1     0      standing on    1
2     0               on    1
3     0        on top of    1
4     0  to the right of    5
5     0  to the right of    3
6     0  to the right of    6
7     2          wearing    9
8     2         lying on    4
9     2               in    7
10    3   to the left of    8
11    3   to the left of    0
12    5          wearing    6
13    5   to the left of    0
14    5        on top of    3
15    6   to the left of    0
16    8  to the right of    3