Parse this person name:

Brittany Sanchez (1425-1469, flourished 1446-1463)
user
first_name: Brittany
last_name: Sanchez
middle_names: []
temporal:
- start: 1425
  end: 1469
  type: life_span
- start: 1446
  end: 1463
  type: flourished
titles: []
extra_info: []
assistant