Who is wearing a necklace?
The people are wearing a necklace.
     src        edge_attr  dst
0      0   to the left of   16
1      0   to the left of   15
2      0   to the left of    2
3      0   to the left of   17
4      0   to the left of    8
..   ...              ...  ...
96    21   to the left of   15
97    21   to the left of   16
98    22  to the right of   11
99    22  to the right of    7
100   22  to the right of    1

[101 rows x 3 columns]