Parse this person name:

Todd Mason (1392-1468, flourished 1421-1448)
user
first_name: Todd
last_name: Mason
middle_names: []
temporal:
- start: 1392
  end: 1468
  type: life_span
- start: 1421
  end: 1448
  type: flourished
titles: []
extra_info: []
assistant