Parse this person name:

Gianna Montessori (1442-1512, flourished 1469-1487)
user
first_name: Gianna
last_name: Montessori
middle_names: []
temporal:
- start: 1442
  end: 1512
  type: life_span
- start: 1469
  end: 1487
  type: flourished
titles: []
extra_info: []
assistant