Parse this person name:

Céline Étienne, 1326-1385, flourished 1346-1360
user
first_name: Céline
last_name: Étienne
middle_names: []
temporal:
- start: 1326
  end: 1385
  type: life_span
- start: 1346
  end: 1360
  type: flourished
titles: []
extra_info: []
assistant