Parse this person name:

Bernardo Vergara, 1331-1401, flourished 1356-1375
user
first_name: Bernardo
last_name: Vergara
middle_names: []
temporal:
- start: 1331
  end: 1401
  type: life_span
- start: 1356
  end: 1375
  type: flourished
titles: []
extra_info: []
assistant