Parse this person name:

Pien Boer-Hanegraaff, 1381-1431, flourished 1405-1426
user
first_name: Pien
last_name: Boer-Hanegraaff
middle_names: []
temporal:
- start: 1381
  end: 1431
  type: life_span
- start: 1405
  end: 1426
  type: flourished
titles: []
extra_info: []
assistant