Parse this person name:

Cécile Da Costa (1259-1307, flourished 1275-1286)
user
first_name: Cécile
last_name: Da Costa
middle_names: []
temporal:
- start: 1259
  end: 1307
  type: life_span
- start: 1275
  end: 1286
  type: flourished
titles: []
extra_info: []
assistant