Parse this person name:

René Petitjean (1397-1461, flourished 1426-1443)
user
first_name: René
last_name: Petitjean
middle_names: []
temporal:
- start: 1397
  end: 1461
  type: life_span
- start: 1426
  end: 1443
  type: flourished
titles: []
extra_info: []
assistant