Parse this person name:

Niccolò Veltroni (1386-1459, flourished 1407-1436)
user
first_name: Niccolò
last_name: Veltroni
middle_names: []
temporal:
- start: 1386
  end: 1459
  type: life_span
- start: 1407
  end: 1436
  type: flourished
titles: []
extra_info: []
assistant