Parse this person name:

Breton Schmitt, Laurence Sylvie Alain, 1268-1309
user
first_name: Laurence
last_name: Breton Schmitt
middle_names:
- Sylvie
- Alain
temporal:
- start: 1268
  end: 1309
  type: life_span
titles: []
extra_info: []
assistant