Parse this person name:

Etta Briemer (1553-1621, flourished 1583-1598)
user
first_name: Etta
last_name: Briemer
middle_names: []
temporal:
- start: 1553
  end: 1621
  type: life_span
- start: 1583
  end: 1598
  type: flourished
titles: []
extra_info: []
assistant