Parse this person name:

Fleur van der Horst, 1384-1454, flourished 1402-1418
user
first_name: Fleur
last_name: van der Horst
middle_names: []
temporal:
- start: 1384
  end: 1454
  type: life_span
- start: 1402
  end: 1418
  type: flourished
titles: []
extra_info: []
assistant