Parse this person name:

Imke Bernaards (1800-1842, flourished 1821-1837)
user
first_name: Imke
last_name: Bernaards
middle_names: []
temporal:
- start: 1800
  end: 1842
  type: life_span
- start: 1821
  end: 1837
  type: flourished
titles: []
extra_info: []
assistant