Parse this person name:

Niek van Baalen, 1489-1560, flourished 1512-1532
user
first_name: Niek
last_name: van Baalen
middle_names: []
temporal:
- start: 1489
  end: 1560
  type: life_span
- start: 1512
  end: 1532
  type: flourished
titles: []
extra_info: []
assistant