Parse this person name:

Brianna Beck, 1433-1501, flourished 1460-1489
user
first_name: Brianna
last_name: Beck
middle_names: []
temporal:
- start: 1433
  end: 1501
  type: life_span
- start: 1460
  end: 1489
  type: flourished
titles: []
extra_info: []
assistant