Parse this person name:

Cäcilie Schmiedt (1679-1739, flourished 1708-1721)
user
first_name: Cäcilie
last_name: Schmiedt
middle_names: []
temporal:
- start: 1679
  end: 1739
  type: life_span
- start: 1708
  end: 1721
  type: flourished
titles: []
extra_info: []
assistant