Parse this person name:

Mariana Casagrande (1545-1621, flourished 1561-1581)
user
first_name: Mariana
last_name: Casagrande
middle_names: []
temporal:
- start: 1545
  end: 1621
  type: life_span
- start: 1561
  end: 1581
  type: flourished
titles: []
extra_info: []
assistant