Parse this person name:

Ceferino Ferrández, 1388-1434, flourished 1411-1429
user
first_name: Ceferino
last_name: Ferrández
middle_names: []
temporal:
- start: 1388
  end: 1434
  type: life_span
- start: 1411
  end: 1429
  type: flourished
titles: []
extra_info: []
assistant