Parse this person name:

Berat Welf (1361-1406, flourished 1382-1401)
user
first_name: Berat
last_name: Welf
middle_names: []
temporal:
- start: 1361
  end: 1406
  type: life_span
- start: 1382
  end: 1401
  type: flourished
titles: []
extra_info: []
assistant