Parse this person name:

Fem Remmers, 1798-1869, flourished 1823-1841
user
first_name: Fem
last_name: Remmers
middle_names: []
temporal:
- start: 1798
  end: 1869
  type: life_span
- start: 1823
  end: 1841
  type: flourished
titles: []
extra_info: []
assistant