Parse this person name:

Berat Holthuis-van den Henst (1503-1579, flourished 1531-1551)
user
first_name: Berat
last_name: Holthuis-van den Henst
middle_names: []
temporal:
- start: 1503
  end: 1579
  type: life_span
- start: 1531
  end: 1551
  type: flourished
titles: []
extra_info: []
assistant