What are the black pieces of clothing?
The clothing items are pants.
    src        edge_attr  dst
0     0  to the right of    3
1     0   to the left of   15
2     0   to the left of    9
3     0   to the left of    7
4     1  to the right of   15
5     1  to the right of   14
6     1  to the right of   11
7     1  to the right of    9
8     1  to the right of   17
9     2  to the right of   10
10    2  to the right of   16
11    3   to the left of    7
12    3   to the left of    0
13    6   to the left of    7
14    7  to the right of    0
15    7  to the right of    3
16    7  to the right of   11
17    7  to the right of    6
18    8               on   17
19    8   to the left of   13
20    8   to the left of   17
21    9  to the right of    0
22    9  to the right of   12
23    9  to the right of   11
24    9   to the left of    1
25   10   to the left of    2
26   11   to the left of    1
27   11   to the left of    9
28   11   to the left of   15
29   11   to the left of    7
30   11               on    5
31   11          wearing   12
32   11            using   10
33   12   to the left of    9
34   12   to the left of   15
35   12   to the left of   14
36   13  to the right of    8
37   14  to the right of   12
38   14   to the left of   15
39   14   to the left of    1
40   15  to the right of    0
41   15  to the right of   11
42   15   to the left of    1
43   15  to the right of   14
44   15  to the right of   12
45   16   to the left of    2
46   17  to the right of    8
47   17   to the left of    1