Parse this person name:

Sagredo, Amleto Leonardo C.., Pontinia (1451-1527)
user
first_name: Amleto
last_name: Sagredo
middle_names:
- Leonardo
- C.
temporal:
- start: 1451
  end: 1527
  type: life_span
titles: []
extra_info:
- Pontinia
assistant