Parse this person name:

Cato Voortman (1419-1461, flourished 1440-1456)
user
first_name: Cato
last_name: Voortman
middle_names: []
temporal:
- start: 1419
  end: 1461
  type: life_span
- start: 1440
  end: 1456
  type: flourished
titles: []
extra_info: []
assistant