Parse this person name:

Fenne Westermann (1405-1459, flourished 1434-1444)
user
first_name: Fenne
last_name: Westermann
middle_names: []
temporal:
- start: 1405
  end: 1459
  type: life_span
- start: 1434
  end: 1444
  type: flourished
titles: []
extra_info: []
assistant