Parse this person name:

Käthi Schuchhardt (1764-1813, flourished 1791-1808)
user
first_name: Käthi
last_name: Schuchhardt
middle_names: []
temporal:
- start: 1764
  end: 1813
  type: life_span
- start: 1791
  end: 1808
  type: flourished
titles: []
extra_info: []
assistant