Parse this person name:

Brigitte Maréchal (1234-1281, flourished 1260-1274)
user
first_name: Brigitte
last_name: Maréchal
middle_names: []
temporal:
- start: 1234
  end: 1281
  type: life_span
- start: 1260
  end: 1274
  type: flourished
titles: []
extra_info: []
assistant