Parse this person name:

Sonia Montero, 1246-1289, flourished 1273-1284
user
first_name: Sonia
last_name: Montero
middle_names: []
temporal:
- start: 1246
  end: 1289
  type: life_span
- start: 1273
  end: 1284
  type: flourished
titles: []
extra_info: []
assistant