Parse this person name:

Rivas Montes, Yago Vera Ariel, 1489-1548
user
first_name: Yago
last_name: Rivas Montes
middle_names:
- Vera
- Ariel
temporal:
- start: 1489
  end: 1548
  type: life_span
titles: []
extra_info: []
assistant