Parse this person name:

Nienke de Boer, 1619-1665, flourished 1646-1660
user
first_name: Nienke
last_name: de Boer
middle_names: []
temporal:
- start: 1619
  end: 1665
  type: life_span
- start: 1646
  end: 1660
  type: flourished
titles: []
extra_info: []
assistant