Parse this person name:

Beau van Hulten (1384-1438, flourished 1402-1423)
user
first_name: Beau
last_name: van Hulten
middle_names: []
temporal:
- start: 1384
  end: 1438
  type: life_span
- start: 1402
  end: 1423
  type: flourished
titles: []
extra_info: []
assistant