Parse this person name:

Brittany Frederick, 1378-1424, flourished 1407-1419
user
first_name: Brittany
last_name: Frederick
middle_names: []
temporal:
- start: 1378
  end: 1424
  type: life_span
- start: 1407
  end: 1419
  type: flourished
titles: []
extra_info: []
assistant