Parse this person name:

Bernardo Diez, 1248-1323, flourished 1276-1303
user
first_name: Bernardo
last_name: Diez
middle_names: []
temporal:
- start: 1248
  end: 1323
  type: life_span
- start: 1276
  end: 1303
  type: flourished
titles: []
extra_info: []
assistant