Parse this person name:

Ivy van der Maath-van Santen, 1231-1308, flourished 1247-1277
user
first_name: Ivy
last_name: van der Maath-van Santen
middle_names: []
temporal:
- start: 1231
  end: 1308
  type: life_span
- start: 1247
  end: 1277
  type: flourished
titles: []
extra_info: []
assistant