Parse this person name:

Vajèn van Baalen, 1538-1601, flourished 1556-1583
user
first_name: Vajèn
last_name: van Baalen
middle_names: []
temporal:
- start: 1538
  end: 1601
  type: life_span
- start: 1556
  end: 1583
  type: flourished
titles: []
extra_info: []
assistant