Parse this person name:

Anouk van der Velde, 1821-1868, flourished 1838-1855
user
first_name: Anouk
last_name: van der Velde
middle_names: []
temporal:
- start: 1821
  end: 1868
  type: life_span
- start: 1838
  end: 1855
  type: flourished
titles: []
extra_info: []
assistant