Parse this person name:

Fien Kirpenstein, 1517-1580, flourished 1541-1552
user
first_name: Fien
last_name: Kirpenstein
middle_names: []
temporal:
- start: 1517
  end: 1580
  type: life_span
- start: 1541
  end: 1552
  type: flourished
titles: []
extra_info: []
assistant