Parse this person name:

Iwona Wiek, 1435-1495, flourished 1457-1467
user
first_name: Iwona
last_name: Wiek
middle_names: []
temporal:
- start: 1435
  end: 1495
  type: life_span
- start: 1457
  end: 1467
  type: flourished
titles: []
extra_info: []
assistant