Parse this person name:

Loïs de Graaf-van de Ven (1406-1460, flourished 1428-1445)
user
first_name: Loïs
last_name: de Graaf-van de Ven
middle_names: []
temporal:
- start: 1406
  end: 1460
  type: life_span
- start: 1428
  end: 1445
  type: flourished
titles: []
extra_info: []
assistant