Parse this person name:

Ansgar Dussen van (1469-1549, flourished 1492-1502)
user
first_name: Ansgar
last_name: Dussen van
middle_names: []
temporal:
- start: 1469
  end: 1549
  type: life_span
- start: 1492
  end: 1502
  type: flourished
titles: []
extra_info: []
assistant