Parse this person name:

Nereida Ferrández (1239-1314, flourished 1257-1275)
user
first_name: Nereida
last_name: Ferrández
middle_names: []
temporal:
- start: 1239
  end: 1314
  type: life_span
- start: 1257
  end: 1275
  type: flourished
titles: []
extra_info: []
assistant