Parse this person name:

Senna van Maaren, 1406-1475, flourished 1426-1445
user
first_name: Senna
last_name: van Maaren
middle_names: []
temporal:
- start: 1406
  end: 1475
  type: life_span
- start: 1426
  end: 1445
  type: flourished
titles: []
extra_info: []
assistant