Parse this person name:

Dex Hellevoort (1622-1695, flourished 1645-1656)
user
first_name: Dex
last_name: Hellevoort
middle_names: []
temporal:
- start: 1622
  end: 1695
  type: life_span
- start: 1645
  end: 1656
  type: flourished
titles: []
extra_info: []
assistant