Parse this person name:

Paul Dos Santos (1386-1447, flourished 1411-1423)
user
first_name: Paul
last_name: Dos Santos
middle_names: []
temporal:
- start: 1386
  end: 1447
  type: life_span
- start: 1411
  end: 1423
  type: flourished
titles: []
extra_info: []
assistant