Is the hair that is not short curly or straight?
The hair is straight.
    src        edge_attr  dst
0     0   to the left of   21
1     0   to the left of   16
2     0   to the left of    4
3     0   to the left of   19
4     0   to the left of   17
..  ...              ...  ...
82   21  to the right of    0
83   22  to the right of   10
84   23   to the left of   19
85   23   to the left of   17
86   23   to the left of    7

[87 rows x 3 columns]