Parse this person name:

Christelle Morvan, 1377-1449, flourished 1392-1419
user
first_name: Christelle
last_name: Morvan
middle_names: []
temporal:
- start: 1377
  end: 1449
  type: life_span
- start: 1392
  end: 1419
  type: flourished
titles: []
extra_info: []
assistant