Parse this person name:

Käthi Hauffer, 1549-1599, flourished 1571-1581
user
first_name: Käthi
last_name: Hauffer
middle_names: []
temporal:
- start: 1549
  end: 1599
  type: life_span
- start: 1571
  end: 1581
  type: flourished
titles: []
extra_info: []
assistant