Parse this person name:

Alonzi Ferragni, Sergius N. Arnulfo Romolo, born 1504
user
first_name: Sergius
last_name: Alonzi Ferragni
middle_names:
- N.
- Arnulfo
- Romolo
temporal:
- start: 1504
  end: null
  type: life_span
titles: []
extra_info: []
assistant