What clothing items are dark?
The clothing items are pants.
    src        edge_attr  dst
0     0          wearing    5
1     0       looking at    1
2     0          wearing   10
3     0          holding    1
4     1  to the right of    8
5     1  to the right of   18
6     2   to the left of   13
7     3  to the right of   17
8     6   to the left of    9
9     6  to the right of    8
10    8   to the left of    1
11    8   to the left of    9
12    8   to the left of    6
13    9  to the right of    6
14    9  to the right of    8
15   12  to the right of   18
16   13  to the right of    2
17   17   to the left of    3
18   18   to the left of   12
19   18   to the left of    1