Parse this person name:

Tyler van Kusen, 1408-1452, flourished 1438-1447
user
first_name: Tyler
last_name: van Kusen
middle_names: []
temporal:
- start: 1408
  end: 1452
  type: life_span
- start: 1438
  end: 1447
  type: flourished
titles: []
extra_info: []
assistant