Parse this person name:

Aránzazu Valera (1200-1266, flourished 1218-1233)
user
first_name: Aránzazu
last_name: Valera
middle_names: []
temporal:
- start: 1200
  end: 1266
  type: life_span
- start: 1218
  end: 1233
  type: flourished
titles: []
extra_info: []
assistant