Parse this person name:

Jack Delacruz, 1431-1505, flourished 1449-1473
user
first_name: Jack
last_name: Delacruz
middle_names: []
temporal:
- start: 1431
  end: 1505
  type: life_span
- start: 1449
  end: 1473
  type: flourished
titles: []
extra_info: []
assistant