Parse this person name:

Elin Ariens Ansems (1224-1281, flourished 1244-1272)
user
first_name: Elin
last_name: Ariens Ansems
middle_names: []
temporal:
- start: 1224
  end: 1281
  type: life_span
- start: 1244
  end: 1272
  type: flourished
titles: []
extra_info: []
assistant