Parse this person name:

Julien Léger (1477-1543, flourished 1498-1508)
user
first_name: Julien
last_name: Léger
middle_names: []
temporal:
- start: 1477
  end: 1543
  type: life_span
- start: 1498
  end: 1508
  type: flourished
titles: []
extra_info: []
assistant