How long is the hair?
The hair is short.
     src        edge_attr  dst
0      0   to the left of   10
1      0  to the right of    1
2      0   to the left of   21
3      1   to the left of   14
4      1   to the left of   10
..   ...              ...  ...
140   23   to the left of   18
141   23  to the right of   15
142   24   to the left of   18
143   24  to the right of   15
144   24               of   10

[145 rows x 3 columns]