Parse this person name:

René Lévy (1235-1311, flourished 1250-1269)
user
first_name: René
last_name: Lévy
middle_names: []
temporal:
- start: 1235
  end: 1311
  type: life_span
- start: 1250
  end: 1269
  type: flourished
titles: []
extra_info: []
assistant