What is the color of the necklace?
The necklace is gold.
    src        edge_attr  dst
0     0          wearing    1
1     0          wearing   16
2     0          wearing   14
3     2  to the right of   16
4     2  to the right of    9
5     3   to the left of   12
6     5   to the left of    8
7     6   to the left of   14
8     6   to the left of   15
9     8  to the right of   11
10    8  to the right of    5
11    9   to the left of    2
12    9   to the left of   10
13   10  to the right of   16
14   10  to the right of    9
15   11   to the left of    8
16   12  to the right of    3
17   14  to the right of    6
18   15  to the right of    6
19   16   to the left of   10
20   16   to the left of    2