Parse this person name:

Bertrand Renault (1209-1268, flourished 1237-1263)
user
first_name: Bertrand
last_name: Renault
middle_names: []
temporal:
- start: 1209
  end: 1268
  type: life_span
- start: 1237
  end: 1263
  type: flourished
titles: []
extra_info: []
assistant