Parse this person name:

Bertrand Roche (1300-1347, flourished 1315-1342)
user
first_name: Bertrand
last_name: Roche
middle_names: []
temporal:
- start: 1300
  end: 1347
  type: life_span
- start: 1315
  end: 1342
  type: flourished
titles: []
extra_info: []
assistant