Parse this person name:

François Lebrun, 1378-1451, flourished 1406-1424
user
first_name: François
last_name: Lebrun
middle_names: []
temporal:
- start: 1378
  end: 1451
  type: life_span
- start: 1406
  end: 1424
  type: flourished
titles: []
extra_info: []
assistant