Parse this person name:

Élisabeth Blanc, 1849-1929, flourished 1871-1899
user
first_name: Élisabeth
last_name: Blanc
middle_names: []
temporal:
- start: 1849
  end: 1929
  type: life_span
- start: 1871
  end: 1899
  type: flourished
titles: []
extra_info: []
assistant