Parse this person name:

Calcedonio Valentina Vittorio Annunziata Atenulf Gonzaga, -1356
user
first_name: Calcedonio
last_name: Gonzaga
middle_names:
- Valentina
- Vittorio
- Annunziata
- Atenulf
temporal:
- start: null
  end: 1356
  type: life_span
titles: []
extra_info: []
assistant