Parse this person name:

Amira de Leeuw, 1401-1481, flourished 1420-1438
user
first_name: Amira
last_name: de Leeuw
middle_names: []
temporal:
- start: 1401
  end: 1481
  type: life_span
- start: 1420
  end: 1438
  type: flourished
titles: []
extra_info: []
assistant