What is the color of the bag that he wears?
The bag is white.
    src        edge_attr  dst
0     0   to the left of   13
1     2          wearing   11
2     2          wearing   10
3     2          holding    4
4     2          wearing    8
5     2  to the right of   16
6     2          wearing    7
7     2  to the right of   14
8     4   to the left of   11
9     5   to the left of   11
10    7  to the right of   15
11    8  to the right of   14
12    8  to the right of   16
13   11  to the right of    4
14   11  to the right of    5
15   13  to the right of    0
16   14               on    1
17   14   to the left of    8
18   14   to the left of    2
19   15   to the left of    7
20   16   to the left of    2
21   16   to the left of    8
22   16               on    1