Parse this person name:

Isabel van Wassenaar (1414-1467, flourished 1431-1454)
user
first_name: Isabel
last_name: van Wassenaar
middle_names: []
temporal:
- start: 1414
  end: 1467
  type: life_span
- start: 1431
  end: 1454
  type: flourished
titles: []
extra_info: []
assistant