Parse this person name:

Soprano Bignardi, Caterina A. Flavia, 1398-1457
user
first_name: Caterina
last_name: Soprano Bignardi
middle_names:
- A.
- Flavia
temporal:
- start: 1398
  end: 1457
  type: life_span
titles: []
extra_info: []
assistant