Parse this person name:

Álvaro Acuña, 1380-1421, flourished 1397-1416
user
first_name: Álvaro
last_name: Acuña
middle_names: []
temporal:
- start: 1380
  end: 1421
  type: life_span
- start: 1397
  end: 1416
  type: flourished
titles: []
extra_info: []
assistant