Parse this person name:

Frederique Korstman, 1820-1890, flourished 1838-1856
user
first_name: Frederique
last_name: Korstman
middle_names: []
temporal:
- start: 1820
  end: 1890
  type: life_span
- start: 1838
  end: 1856
  type: flourished
titles: []
extra_info: []
assistant