Parse this person name:

Bertrand Costa (1452-1499, flourished 1471-1494)
user
first_name: Bertrand
last_name: Costa
middle_names: []
temporal:
- start: 1452
  end: 1499
  type: life_span
- start: 1471
  end: 1494
  type: flourished
titles: []
extra_info: []
assistant