Parse this person name:

Christelle Guyon, 1411-1473, flourished 1427-1455
user
first_name: Christelle
last_name: Guyon
middle_names: []
temporal:
- start: 1411
  end: 1473
  type: life_span
- start: 1427
  end: 1455
  type: flourished
titles: []
extra_info: []
assistant