Parse this person name:

Charles Gérard (1431-1485, flourished 1451-1474)
user
first_name: Charles
last_name: Gérard
middle_names: []
temporal:
- start: 1431
  end: 1485
  type: life_span
- start: 1451
  end: 1474
  type: flourished
titles: []
extra_info: []
assistant