Parse this person name:

Loek van Hemert (1645-1718, flourished 1662-1676)
user
first_name: Loek
last_name: van Hemert
middle_names: []
temporal:
- start: 1645
  end: 1718
  type: life_span
- start: 1662
  end: 1676
  type: flourished
titles: []
extra_info: []
assistant