Parse this person name:

Masson-Gérard, Sylvie, (1228-1291), 1228-1291
user
first_name: Sylvie
last_name: Masson-Gérard
middle_names: []
temporal:
- start: 1228
  end: 1291
  type: life_span
titles: []
extra_info: []
assistant