Parse this person name:

Lukas van Cuijck, 1373-1443, flourished 1394-1421
user
first_name: Lukas
last_name: van Cuijck
middle_names: []
temporal:
- start: 1373
  end: 1443
  type: life_span
- start: 1394
  end: 1421
  type: flourished
titles: []
extra_info: []
assistant