Parse this person name:

Hailey van der Meer, 1227-1286, flourished 1254-1269
user
first_name: Hailey
last_name: van der Meer
middle_names: []
temporal:
- start: 1227
  end: 1286
  type: life_span
- start: 1254
  end: 1269
  type: flourished
titles: []
extra_info: []
assistant